[PATCH] fix PCI drivers in alsa, ignoring return value from pci_enable_device()
This patch adds checks to _resume methods of PCI sound drivers in which it
was missing.
Signed-off-by: Jiri Kosina <[email protected]>
diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index 13a8cef..2685894 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -2042,14 +2042,18 @@ static int ali_resume(struct pci_dev *pc
struct snd_card *card = pci_get_drvdata(pci);
struct snd_ali *chip = card->private_data;
struct snd_ali_image *im;
- int i, j;
+ int i, j, err;
im = chip->image;
if (! im)
return 0;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "ali: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
spin_lock_irq(&chip->reg_lock);
diff --git a/sound/pci/als300.c b/sound/pci/als300.c
index 9b16c29..8d4bbd4 100644
--- a/sound/pci/als300.c
+++ b/sound/pci/als300.c
@@ -778,9 +778,13 @@ static int snd_als300_resume(struct pci_
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_als300 *chip = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "als300: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/als4000.c b/sound/pci/als4000.c
index 15fc392..22d378a 100644
--- a/sound/pci/als4000.c
+++ b/sound/pci/als4000.c
@@ -815,9 +815,13 @@ static int snd_als4000_resume(struct pci
struct snd_card *card = pci_get_drvdata(pci);
struct snd_card_als4000 *acard = card->private_data;
struct snd_sb *chip = acard->chip;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "als4000: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c
index 3e8fc5a..1628ec5 100644
--- a/sound/pci/atiixp.c
+++ b/sound/pci/atiixp.c
@@ -1452,10 +1452,14 @@ static int snd_atiixp_resume(struct pci_
{
struct snd_card *card = pci_get_drvdata(pci);
struct atiixp *chip = card->private_data;
- int i;
+ int i, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "atiixp: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c
index c5dda1b..02b1792 100644
--- a/sound/pci/atiixp_modem.c
+++ b/sound/pci/atiixp_modem.c
@@ -1138,10 +1138,13 @@ static int snd_atiixp_resume(struct pci_
{
struct snd_card *card = pci_get_drvdata(pci);
struct atiixp_modem *chip = card->private_data;
- int i;
+ int i, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "atiixp: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c
index 692f203..521d0ef 100644
--- a/sound/pci/azt3328.c
+++ b/sound/pci/azt3328.c
@@ -1914,10 +1914,13 @@ snd_azf3328_resume(struct pci_dev *pci)
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_azf3328 *chip = card->private_data;
- int reg;
+ int reg, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "azf3328: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 1f7e710..79c8fee 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -3132,10 +3132,14 @@ static int snd_cmipci_resume(struct pci_
{
struct snd_card *card = pci_get_drvdata(pci);
struct cmipci *cm = card->private_data;
- int i;
+ int i, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "cmi: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
index d54924e..24c5c73 100644
--- a/sound/pci/cs4281.c
+++ b/sound/pci/cs4281.c
@@ -2058,10 +2058,15 @@ static int cs4281_resume(struct pci_dev
struct snd_card *card = pci_get_drvdata(pci);
struct cs4281 *chip = card->private_data;
unsigned int i;
+ int err;
u32 ulCLK;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "cs4281: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_master(pci);
ulCLK = snd_cs4281_peekBA0(chip, BA0_CLKCR1);
diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c
index 16d4ebf..b451b7b 100644
--- a/sound/pci/cs46xx/cs46xx_lib.c
+++ b/sound/pci/cs46xx/cs46xx_lib.c
@@ -3696,10 +3696,14 @@ int snd_cs46xx_resume(struct pci_dev *pc
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_cs46xx *chip = card->private_data;
- int amp_saved;
+ int amp_saved, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "cs46xx: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_master(pci);
amp_saved = chip->amplifier;
chip->amplifier = 0;
diff --git a/sound/pci/cs5535audio/cs5535audio_pm.c b/sound/pci/cs5535audio/cs5535audio_pm.c
index aad0e69..b3fcbc6 100644
--- a/sound/pci/cs5535audio/cs5535audio_pm.c
+++ b/sound/pci/cs5535audio/cs5535audio_pm.c
@@ -85,10 +85,13 @@ int snd_cs5535audio_resume(struct pci_de
struct cs5535audio *cs5535au = card->private_data;
u32 tmp;
int timeout;
- int i;
+ int i, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "cs5535audio: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_master(pci);
/* set LNK_WRM_RST to reset AC link */
diff --git a/sound/pci/emu10k1/emu10k1.c b/sound/pci/emu10k1/emu10k1.c
index 493ec08..43823eb 100644
--- a/sound/pci/emu10k1/emu10k1.c
+++ b/sound/pci/emu10k1/emu10k1.c
@@ -236,9 +236,14 @@ static int snd_emu10k1_resume(struct pci
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_emu10k1 *emu = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "emu10k1: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
index 8cb4fb2..8f015ea 100644
--- a/sound/pci/ens1370.c
+++ b/sound/pci/ens1370.c
@@ -2082,9 +2082,13 @@ static int snd_ensoniq_resume(struct pci
{
struct snd_card *card = pci_get_drvdata(pci);
struct ensoniq *ensoniq = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "ensoniq: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c
index 2da988f..d0eb1a3 100644
--- a/sound/pci/es1938.c
+++ b/sound/pci/es1938.c
@@ -1493,9 +1493,13 @@ static int es1938_resume(struct pci_dev
struct snd_card *card = pci_get_drvdata(pci);
struct es1938 *chip = card->private_data;
unsigned char *s, *d;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "es1938: Cannot enable PCI device during resume\n");
+ return err;
+ }
request_irq(pci->irq, snd_es1938_interrupt,
IRQF_DISABLED|IRQF_SHARED, "ES1938", chip);
chip->irq = pci->irq;
diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
index b9d723c..6691eaa 100644
--- a/sound/pci/es1968.c
+++ b/sound/pci/es1968.c
@@ -2408,13 +2408,17 @@ static int es1968_resume(struct pci_dev
struct snd_card *card = pci_get_drvdata(pci);
struct es1968 *chip = card->private_data;
struct list_head *p;
+ int err;
if (! chip->do_pm)
return 0;
/* restore all our config */
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "es1968: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_master(pci);
snd_es1968_chip_init(chip);
diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
index 3ec7d7e..68d2ca3 100644
--- a/sound/pci/fm801.c
+++ b/sound/pci/fm801.c
@@ -1542,9 +1542,13 @@ static int snd_fm801_resume(struct pci_d
struct snd_card *card = pci_get_drvdata(pci);
struct fm801 *chip = card->private_data;
int i;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "fm801: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index feeed12..deea3e0 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -1392,9 +1392,14 @@ static int azx_resume(struct pci_dev *pc
{
struct snd_card *card = pci_get_drvdata(pci);
struct azx *chip = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "azx: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
if (!disable_msi)
pci_enable_msi(pci);
/* FIXME: need proper error handling */
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index f4319b8..6693e9d 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -2488,9 +2488,14 @@ static int intel8x0_resume(struct pci_de
struct snd_card *card = pci_get_drvdata(pci);
struct intel8x0 *chip = card->private_data;
int i;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "intel8x0: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_master(pci);
request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_DISABLED|IRQF_SHARED,
card->shortname, chip);
diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c
index 6703f5c..080d072 100644
--- a/sound/pci/intel8x0m.c
+++ b/sound/pci/intel8x0m.c
@@ -1056,9 +1056,14 @@ static int intel8x0m_resume(struct pci_d
{
struct snd_card *card = pci_get_drvdata(pci);
struct intel8x0m *chip = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "intel8x0m: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_master(pci);
request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_DISABLED|IRQF_SHARED,
card->shortname, chip);
diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
index 05605f4..35077b7 100644
--- a/sound/pci/maestro3.c
+++ b/sound/pci/maestro3.c
@@ -2602,13 +2602,17 @@ static int m3_resume(struct pci_dev *pci
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_m3 *chip = card->private_data;
- int i, index;
+ int i, index, err;
if (chip->suspend_mem == NULL)
return 0;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "m3: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_master(pci);
/* first lets just bring everything back. .*/
diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c
index b1bbdb9..7990103 100644
--- a/sound/pci/nm256/nm256.c
+++ b/sound/pci/nm256/nm256.c
@@ -1397,12 +1397,16 @@ static int nm256_resume(struct pci_dev *
{
struct snd_card *card = pci_get_drvdata(pci);
struct nm256 *chip = card->private_data;
- int i;
+ int i, err;
/* Perform a full reset on the hardware */
chip->in_resume = 1;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "nm256: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
snd_nm256_init_chip(chip);
/* restore ac97 */
diff --git a/sound/pci/riptide/riptide.c b/sound/pci/riptide/riptide.c
index ec48991..3a17a71 100644
--- a/sound/pci/riptide/riptide.c
+++ b/sound/pci/riptide/riptide.c
@@ -1188,9 +1188,13 @@ static int riptide_resume(struct pci_dev
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_riptide *chip = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "riptide: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
snd_riptide_initialize(chip);
diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
index 0d47887..fbd8629 100644
--- a/sound/pci/trident/trident_main.c
+++ b/sound/pci/trident/trident_main.c
@@ -3982,9 +3982,13 @@ int snd_trident_resume(struct pci_dev *p
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_trident *trident = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "trident: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_master(pci); /* to be sure */
switch (trident->device) {
diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
index e6990e0..8daea32 100644
--- a/sound/pci/via82xx.c
+++ b/sound/pci/via82xx.c
@@ -2195,10 +2195,13 @@ static int snd_via82xx_resume(struct pci
{
struct snd_card *card = pci_get_drvdata(pci);
struct via82xx *chip = card->private_data;
- int i;
+ int i, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "via82xx: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
snd_via82xx_chip_init(chip);
diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c
index 5ab1cf3..09c4afd 100644
--- a/sound/pci/via82xx_modem.c
+++ b/sound/pci/via82xx_modem.c
@@ -1042,10 +1042,13 @@ static int snd_via82xx_resume(struct pci
{
struct snd_card *card = pci_get_drvdata(pci);
struct via82xx_modem *chip = card->private_data;
- int i;
+ int i, err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "via82xx: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
diff --git a/sound/pci/vx222/vx222.c b/sound/pci/vx222/vx222.c
index e7cd8ac..64086b2 100644
--- a/sound/pci/vx222/vx222.c
+++ b/sound/pci/vx222/vx222.c
@@ -276,9 +276,14 @@ static int snd_vx222_resume(struct pci_d
{
struct snd_card *card = pci_get_drvdata(pci);
struct snd_vx222 *vx = card->private_data;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "vx222: Cannot enable PCI device during resume\n");
+ return err;
+ }
+
pci_set_power_state(pci, PCI_D0);
pci_set_master(pci);
return snd_vx_resume(&vx->core);
diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
index ebc6da8..f647d01 100644
--- a/sound/pci/ymfpci/ymfpci_main.c
+++ b/sound/pci/ymfpci/ymfpci_main.c
@@ -2226,9 +2226,13 @@ int snd_ymfpci_resume(struct pci_dev *pc
struct snd_card *card = pci_get_drvdata(pci);
struct snd_ymfpci *chip = card->private_data;
unsigned int i;
+ int err;
pci_restore_state(pci);
- pci_enable_device(pci);
+ if ((err = pci_enable_device(pci))) {
+ printk(KERN_ERR "ymf: Cannot enable PCI device during resume\n");
+ return err;
+ }
pci_set_master(pci);
snd_ymfpci_aclink_reset(pci);
snd_ymfpci_codec_ready(chip, 0);
--
Jiri Kosina
At Thu, 12 Oct 2006 17:05:10 +0200 (CEST),
Jiri Kosina wrote:
>
> [PATCH] fix PCI drivers in alsa, ignoring return value from pci_enable_device()
>
> This patch adds checks to _resume methods of PCI sound drivers in which it
> was missing.
>
> Signed-off-by: Jiri Kosina <[email protected]>
Too late :) I already fixed them on ALSA tree.
Also, returning the error at that point without disablement of the
driver is dangerous because you can still access to the driver and
would result in invalid accesses.
Takashi
>
> diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
> index 13a8cef..2685894 100644
> --- a/sound/pci/ali5451/ali5451.c
> +++ b/sound/pci/ali5451/ali5451.c
> @@ -2042,14 +2042,18 @@ static int ali_resume(struct pci_dev *pc
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_ali *chip = card->private_data;
> struct snd_ali_image *im;
> - int i, j;
> + int i, j, err;
>
> im = chip->image;
> if (! im)
> return 0;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "ali: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
>
> spin_lock_irq(&chip->reg_lock);
>
> diff --git a/sound/pci/als300.c b/sound/pci/als300.c
> index 9b16c29..8d4bbd4 100644
> --- a/sound/pci/als300.c
> +++ b/sound/pci/als300.c
> @@ -778,9 +778,13 @@ static int snd_als300_resume(struct pci_
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_als300 *chip = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "als300: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/als4000.c b/sound/pci/als4000.c
> index 15fc392..22d378a 100644
> --- a/sound/pci/als4000.c
> +++ b/sound/pci/als4000.c
> @@ -815,9 +815,13 @@ static int snd_als4000_resume(struct pci
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_card_als4000 *acard = card->private_data;
> struct snd_sb *chip = acard->chip;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "als4000: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/atiixp.c b/sound/pci/atiixp.c
> index 3e8fc5a..1628ec5 100644
> --- a/sound/pci/atiixp.c
> +++ b/sound/pci/atiixp.c
> @@ -1452,10 +1452,14 @@ static int snd_atiixp_resume(struct pci_
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct atiixp *chip = card->private_data;
> - int i;
> + int i, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "atiixp: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/atiixp_modem.c b/sound/pci/atiixp_modem.c
> index c5dda1b..02b1792 100644
> --- a/sound/pci/atiixp_modem.c
> +++ b/sound/pci/atiixp_modem.c
> @@ -1138,10 +1138,13 @@ static int snd_atiixp_resume(struct pci_
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct atiixp_modem *chip = card->private_data;
> - int i;
> + int i, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "atiixp: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/azt3328.c b/sound/pci/azt3328.c
> index 692f203..521d0ef 100644
> --- a/sound/pci/azt3328.c
> +++ b/sound/pci/azt3328.c
> @@ -1914,10 +1914,13 @@ snd_azf3328_resume(struct pci_dev *pci)
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_azf3328 *chip = card->private_data;
> - int reg;
> + int reg, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "azf3328: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
> index 1f7e710..79c8fee 100644
> --- a/sound/pci/cmipci.c
> +++ b/sound/pci/cmipci.c
> @@ -3132,10 +3132,14 @@ static int snd_cmipci_resume(struct pci_
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct cmipci *cm = card->private_data;
> - int i;
> + int i, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "cmi: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
> index d54924e..24c5c73 100644
> --- a/sound/pci/cs4281.c
> +++ b/sound/pci/cs4281.c
> @@ -2058,10 +2058,15 @@ static int cs4281_resume(struct pci_dev
> struct snd_card *card = pci_get_drvdata(pci);
> struct cs4281 *chip = card->private_data;
> unsigned int i;
> + int err;
> u32 ulCLK;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "cs4281: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_master(pci);
>
> ulCLK = snd_cs4281_peekBA0(chip, BA0_CLKCR1);
> diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c
> index 16d4ebf..b451b7b 100644
> --- a/sound/pci/cs46xx/cs46xx_lib.c
> +++ b/sound/pci/cs46xx/cs46xx_lib.c
> @@ -3696,10 +3696,14 @@ int snd_cs46xx_resume(struct pci_dev *pc
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_cs46xx *chip = card->private_data;
> - int amp_saved;
> + int amp_saved, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "cs46xx: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_master(pci);
> amp_saved = chip->amplifier;
> chip->amplifier = 0;
> diff --git a/sound/pci/cs5535audio/cs5535audio_pm.c b/sound/pci/cs5535audio/cs5535audio_pm.c
> index aad0e69..b3fcbc6 100644
> --- a/sound/pci/cs5535audio/cs5535audio_pm.c
> +++ b/sound/pci/cs5535audio/cs5535audio_pm.c
> @@ -85,10 +85,13 @@ int snd_cs5535audio_resume(struct pci_de
> struct cs5535audio *cs5535au = card->private_data;
> u32 tmp;
> int timeout;
> - int i;
> + int i, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "cs5535audio: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_master(pci);
>
> /* set LNK_WRM_RST to reset AC link */
> diff --git a/sound/pci/emu10k1/emu10k1.c b/sound/pci/emu10k1/emu10k1.c
> index 493ec08..43823eb 100644
> --- a/sound/pci/emu10k1/emu10k1.c
> +++ b/sound/pci/emu10k1/emu10k1.c
> @@ -236,9 +236,14 @@ static int snd_emu10k1_resume(struct pci
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_emu10k1 *emu = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "emu10k1: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/ens1370.c b/sound/pci/ens1370.c
> index 8cb4fb2..8f015ea 100644
> --- a/sound/pci/ens1370.c
> +++ b/sound/pci/ens1370.c
> @@ -2082,9 +2082,13 @@ static int snd_ensoniq_resume(struct pci
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct ensoniq *ensoniq = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "ensoniq: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/es1938.c b/sound/pci/es1938.c
> index 2da988f..d0eb1a3 100644
> --- a/sound/pci/es1938.c
> +++ b/sound/pci/es1938.c
> @@ -1493,9 +1493,13 @@ static int es1938_resume(struct pci_dev
> struct snd_card *card = pci_get_drvdata(pci);
> struct es1938 *chip = card->private_data;
> unsigned char *s, *d;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "es1938: Cannot enable PCI device during resume\n");
> + return err;
> + }
> request_irq(pci->irq, snd_es1938_interrupt,
> IRQF_DISABLED|IRQF_SHARED, "ES1938", chip);
> chip->irq = pci->irq;
> diff --git a/sound/pci/es1968.c b/sound/pci/es1968.c
> index b9d723c..6691eaa 100644
> --- a/sound/pci/es1968.c
> +++ b/sound/pci/es1968.c
> @@ -2408,13 +2408,17 @@ static int es1968_resume(struct pci_dev
> struct snd_card *card = pci_get_drvdata(pci);
> struct es1968 *chip = card->private_data;
> struct list_head *p;
> + int err;
>
> if (! chip->do_pm)
> return 0;
>
> /* restore all our config */
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "es1968: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_master(pci);
> snd_es1968_chip_init(chip);
>
> diff --git a/sound/pci/fm801.c b/sound/pci/fm801.c
> index 3ec7d7e..68d2ca3 100644
> --- a/sound/pci/fm801.c
> +++ b/sound/pci/fm801.c
> @@ -1542,9 +1542,13 @@ static int snd_fm801_resume(struct pci_d
> struct snd_card *card = pci_get_drvdata(pci);
> struct fm801 *chip = card->private_data;
> int i;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "fm801: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
> index feeed12..deea3e0 100644
> --- a/sound/pci/hda/hda_intel.c
> +++ b/sound/pci/hda/hda_intel.c
> @@ -1392,9 +1392,14 @@ static int azx_resume(struct pci_dev *pc
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct azx *chip = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "azx: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> if (!disable_msi)
> pci_enable_msi(pci);
> /* FIXME: need proper error handling */
> diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
> index f4319b8..6693e9d 100644
> --- a/sound/pci/intel8x0.c
> +++ b/sound/pci/intel8x0.c
> @@ -2488,9 +2488,14 @@ static int intel8x0_resume(struct pci_de
> struct snd_card *card = pci_get_drvdata(pci);
> struct intel8x0 *chip = card->private_data;
> int i;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "intel8x0: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_master(pci);
> request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_DISABLED|IRQF_SHARED,
> card->shortname, chip);
> diff --git a/sound/pci/intel8x0m.c b/sound/pci/intel8x0m.c
> index 6703f5c..080d072 100644
> --- a/sound/pci/intel8x0m.c
> +++ b/sound/pci/intel8x0m.c
> @@ -1056,9 +1056,14 @@ static int intel8x0m_resume(struct pci_d
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct intel8x0m *chip = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "intel8x0m: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_master(pci);
> request_irq(pci->irq, snd_intel8x0_interrupt, IRQF_DISABLED|IRQF_SHARED,
> card->shortname, chip);
> diff --git a/sound/pci/maestro3.c b/sound/pci/maestro3.c
> index 05605f4..35077b7 100644
> --- a/sound/pci/maestro3.c
> +++ b/sound/pci/maestro3.c
> @@ -2602,13 +2602,17 @@ static int m3_resume(struct pci_dev *pci
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_m3 *chip = card->private_data;
> - int i, index;
> + int i, index, err;
>
> if (chip->suspend_mem == NULL)
> return 0;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "m3: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_master(pci);
>
> /* first lets just bring everything back. .*/
> diff --git a/sound/pci/nm256/nm256.c b/sound/pci/nm256/nm256.c
> index b1bbdb9..7990103 100644
> --- a/sound/pci/nm256/nm256.c
> +++ b/sound/pci/nm256/nm256.c
> @@ -1397,12 +1397,16 @@ static int nm256_resume(struct pci_dev *
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct nm256 *chip = card->private_data;
> - int i;
> + int i, err;
>
> /* Perform a full reset on the hardware */
> chip->in_resume = 1;
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "nm256: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> snd_nm256_init_chip(chip);
>
> /* restore ac97 */
> diff --git a/sound/pci/riptide/riptide.c b/sound/pci/riptide/riptide.c
> index ec48991..3a17a71 100644
> --- a/sound/pci/riptide/riptide.c
> +++ b/sound/pci/riptide/riptide.c
> @@ -1188,9 +1188,13 @@ static int riptide_resume(struct pci_dev
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_riptide *chip = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "riptide: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
> snd_riptide_initialize(chip);
> diff --git a/sound/pci/trident/trident_main.c b/sound/pci/trident/trident_main.c
> index 0d47887..fbd8629 100644
> --- a/sound/pci/trident/trident_main.c
> +++ b/sound/pci/trident/trident_main.c
> @@ -3982,9 +3982,13 @@ int snd_trident_resume(struct pci_dev *p
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_trident *trident = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "trident: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_master(pci); /* to be sure */
>
> switch (trident->device) {
> diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
> index e6990e0..8daea32 100644
> --- a/sound/pci/via82xx.c
> +++ b/sound/pci/via82xx.c
> @@ -2195,10 +2195,13 @@ static int snd_via82xx_resume(struct pci
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct via82xx *chip = card->private_data;
> - int i;
> + int i, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "via82xx: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
>
> snd_via82xx_chip_init(chip);
> diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c
> index 5ab1cf3..09c4afd 100644
> --- a/sound/pci/via82xx_modem.c
> +++ b/sound/pci/via82xx_modem.c
> @@ -1042,10 +1042,13 @@ static int snd_via82xx_resume(struct pci
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct via82xx_modem *chip = card->private_data;
> - int i;
> + int i, err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "via82xx: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
>
> diff --git a/sound/pci/vx222/vx222.c b/sound/pci/vx222/vx222.c
> index e7cd8ac..64086b2 100644
> --- a/sound/pci/vx222/vx222.c
> +++ b/sound/pci/vx222/vx222.c
> @@ -276,9 +276,14 @@ static int snd_vx222_resume(struct pci_d
> {
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_vx222 *vx = card->private_data;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "vx222: Cannot enable PCI device during resume\n");
> + return err;
> + }
> +
> pci_set_power_state(pci, PCI_D0);
> pci_set_master(pci);
> return snd_vx_resume(&vx->core);
> diff --git a/sound/pci/ymfpci/ymfpci_main.c b/sound/pci/ymfpci/ymfpci_main.c
> index ebc6da8..f647d01 100644
> --- a/sound/pci/ymfpci/ymfpci_main.c
> +++ b/sound/pci/ymfpci/ymfpci_main.c
> @@ -2226,9 +2226,13 @@ int snd_ymfpci_resume(struct pci_dev *pc
> struct snd_card *card = pci_get_drvdata(pci);
> struct snd_ymfpci *chip = card->private_data;
> unsigned int i;
> + int err;
>
> pci_restore_state(pci);
> - pci_enable_device(pci);
> + if ((err = pci_enable_device(pci))) {
> + printk(KERN_ERR "ymf: Cannot enable PCI device during resume\n");
> + return err;
> + }
> pci_set_master(pci);
> snd_ymfpci_aclink_reset(pci);
> snd_ymfpci_codec_ready(chip, 0);
>
> --
> Jiri Kosina
>
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