2021-09-12 17:18:35

by Saurav Girepunje

Subject: [PATCH] staging: r8188eu: os_dep: remove unused function rtw_android_priv_cmd

Remove unused function rtw_android_priv_cmd.

Signed-off-by: Saurav Girepunje <[email protected]>
---
drivers/staging/r8188eu/include/rtw_android.h | 1 -
drivers/staging/r8188eu/os_dep/rtw_android.c | 138 ------------------
2 files changed, 139 deletions(-)

diff --git a/drivers/staging/r8188eu/include/rtw_android.h b/drivers/staging/r8188eu/include/rtw_android.h
index f60cf1c82984..86e3ac5f7955 100644
--- a/drivers/staging/r8188eu/include/rtw_android.h
+++ b/drivers/staging/r8188eu/include/rtw_android.h
@@ -42,6 +42,5 @@ enum ANDROID_WIFI_CMD {
};

int rtw_android_cmdstr_to_num(char *cmdstr);
-int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd);

#endif /* __RTW_ANDROID_H__ */
diff --git a/drivers/staging/r8188eu/os_dep/rtw_android.c b/drivers/staging/r8188eu/os_dep/rtw_android.c
index 010d529c8982..bd76177d60f9 100644
--- a/drivers/staging/r8188eu/os_dep/rtw_android.c
+++ b/drivers/staging/r8188eu/os_dep/rtw_android.c
@@ -133,141 +133,3 @@ static int rtw_android_set_block(struct net_device *net, char *command,
return 0;
}

-int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
-{
- int ret = 0;
- char *command = NULL;
- int cmd_num;
- int bytes_written = 0;
- struct android_wifi_priv_cmd priv_cmd;
-
- if (!ifr->ifr_data) {
- ret = -EINVAL;
- goto exit;
- }
- if (copy_from_user(&priv_cmd, ifr->ifr_data,
- sizeof(struct android_wifi_priv_cmd))) {
- ret = -EFAULT;
- goto exit;
- }
- command = kmalloc(priv_cmd.total_len, GFP_KERNEL);
- if (!command) {
- DBG_88E("%s: failed to allocate memory\n", __func__);
- ret = -ENOMEM;
- goto exit;
- }
- if (!access_ok(priv_cmd.buf, priv_cmd.total_len)) {
- DBG_88E("%s: failed to access memory\n", __func__);
- ret = -EFAULT;
- goto exit;
- }
- if (copy_from_user(command, (char __user *)priv_cmd.buf,
- priv_cmd.total_len)) {
- ret = -EFAULT;
- goto exit;
- }
- DBG_88E("%s: Android private cmd \"%s\" on %s\n",
- __func__, command, ifr->ifr_name);
- cmd_num = rtw_android_cmdstr_to_num(command);
- switch (cmd_num) {
- case ANDROID_WIFI_CMD_START:
- goto response;
- case ANDROID_WIFI_CMD_SETFWPATH:
- goto response;
- }
- if (!g_wifi_on) {
- DBG_88E("%s: Ignore private cmd \"%s\" - iface %s is down\n",
- __func__, command, ifr->ifr_name);
- ret = 0;
- goto exit;
- }
- switch (cmd_num) {
- case ANDROID_WIFI_CMD_STOP:
- break;
- case ANDROID_WIFI_CMD_SCAN_ACTIVE:
- break;
- case ANDROID_WIFI_CMD_SCAN_PASSIVE:
- break;
- case ANDROID_WIFI_CMD_RSSI:
- bytes_written = rtw_android_get_rssi(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_LINKSPEED:
- bytes_written = rtw_android_get_link_speed(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_MACADDR:
- bytes_written = rtw_android_get_macaddr(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_BLOCK:
- bytes_written = rtw_android_set_block(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_RXFILTER_START:
- break;
- case ANDROID_WIFI_CMD_RXFILTER_STOP:
- break;
- case ANDROID_WIFI_CMD_RXFILTER_ADD:
- break;
- case ANDROID_WIFI_CMD_RXFILTER_REMOVE:
- break;
- case ANDROID_WIFI_CMD_BTCOEXSCAN_START:
- /* TBD: BTCOEXSCAN-START */
- break;
- case ANDROID_WIFI_CMD_BTCOEXSCAN_STOP:
- /* TBD: BTCOEXSCAN-STOP */
- break;
- case ANDROID_WIFI_CMD_BTCOEXMODE:
- break;
- case ANDROID_WIFI_CMD_SETSUSPENDOPT:
- break;
- case ANDROID_WIFI_CMD_SETBAND:
- break;
- case ANDROID_WIFI_CMD_GETBAND:
- break;
- case ANDROID_WIFI_CMD_COUNTRY:
- bytes_written = android_set_cntry(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_P2P_DEV_ADDR:
- bytes_written = android_get_p2p_addr(net, command,
- priv_cmd.total_len);
- break;
- case ANDROID_WIFI_CMD_P2P_SET_NOA:
- break;
- case ANDROID_WIFI_CMD_P2P_GET_NOA:
- break;
- case ANDROID_WIFI_CMD_P2P_SET_PS:
- break;
- default:
- DBG_88E("Unknown PRIVATE command %s - ignored\n", command);
- snprintf(command, 3, "OK");
- bytes_written = strlen("OK");
- }
-
-response:
- if (bytes_written >= 0) {
- if ((bytes_written == 0) && (priv_cmd.total_len > 0))
- command[0] = '\0';
- if (bytes_written >= priv_cmd.total_len) {
- DBG_88E("%s: bytes_written = %d\n", __func__,
- bytes_written);
- bytes_written = priv_cmd.total_len;
- } else {
- bytes_written++;
- }
- priv_cmd.used_len = bytes_written;
- if (copy_to_user((char __user *)priv_cmd.buf, command,
- bytes_written)) {
- DBG_88E("%s: failed to copy data to user buffer\n",
- __func__);
- ret = -EFAULT;
- }
- } else {
- ret = bytes_written;
- }
-exit:
- kfree(command);
- return ret;
-}
--
2.32.0

2021-09-13 16:26:38

by Greg Kroah-Hartman

Subject: Re: [PATCH] staging: r8188eu: os_dep: remove unused function rtw_android_priv_cmd

On Sun, Sep 12, 2021 at 10:46:12PM +0530, Saurav Girepunje wrote:
> Remove unused function rtw_android_priv_cmd.
>
> Signed-off-by: Saurav Girepunje <[email protected]>
> ---
> drivers/staging/r8188eu/include/rtw_android.h | 1 -
> drivers/staging/r8188eu/os_dep/rtw_android.c | 138 ------------------
> 2 files changed, 139 deletions(-)
>
> diff --git a/drivers/staging/r8188eu/include/rtw_android.h b/drivers/staging/r8188eu/include/rtw_android.h
> index f60cf1c82984..86e3ac5f7955 100644
> --- a/drivers/staging/r8188eu/include/rtw_android.h
> +++ b/drivers/staging/r8188eu/include/rtw_android.h
> @@ -42,6 +42,5 @@ enum ANDROID_WIFI_CMD {
> };
>
> int rtw_android_cmdstr_to_num(char *cmdstr);
> -int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd);
>
> #endif /* __RTW_ANDROID_H__ */
> diff --git a/drivers/staging/r8188eu/os_dep/rtw_android.c b/drivers/staging/r8188eu/os_dep/rtw_android.c
> index 010d529c8982..bd76177d60f9 100644
> --- a/drivers/staging/r8188eu/os_dep/rtw_android.c
> +++ b/drivers/staging/r8188eu/os_dep/rtw_android.c
> @@ -133,141 +133,3 @@ static int rtw_android_set_block(struct net_device *net, char *command,
> return 0;
> }
>
> -int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
> -{
> - int ret = 0;
> - char *command = NULL;
> - int cmd_num;
> - int bytes_written = 0;
> - struct android_wifi_priv_cmd priv_cmd;
> -
> - if (!ifr->ifr_data) {
> - ret = -EINVAL;
> - goto exit;
> - }
> - if (copy_from_user(&priv_cmd, ifr->ifr_data,
> - sizeof(struct android_wifi_priv_cmd))) {
> - ret = -EFAULT;
> - goto exit;
> - }
> - command = kmalloc(priv_cmd.total_len, GFP_KERNEL);
> - if (!command) {
> - DBG_88E("%s: failed to allocate memory\n", __func__);
> - ret = -ENOMEM;
> - goto exit;
> - }
> - if (!access_ok(priv_cmd.buf, priv_cmd.total_len)) {
> - DBG_88E("%s: failed to access memory\n", __func__);
> - ret = -EFAULT;
> - goto exit;
> - }
> - if (copy_from_user(command, (char __user *)priv_cmd.buf,
> - priv_cmd.total_len)) {
> - ret = -EFAULT;
> - goto exit;
> - }
> - DBG_88E("%s: Android private cmd \"%s\" on %s\n",
> - __func__, command, ifr->ifr_name);
> - cmd_num = rtw_android_cmdstr_to_num(command);
> - switch (cmd_num) {
> - case ANDROID_WIFI_CMD_START:
> - goto response;
> - case ANDROID_WIFI_CMD_SETFWPATH:
> - goto response;
> - }
> - if (!g_wifi_on) {
> - DBG_88E("%s: Ignore private cmd \"%s\" - iface %s is down\n",
> - __func__, command, ifr->ifr_name);
> - ret = 0;
> - goto exit;
> - }
> - switch (cmd_num) {
> - case ANDROID_WIFI_CMD_STOP:
> - break;
> - case ANDROID_WIFI_CMD_SCAN_ACTIVE:
> - break;
> - case ANDROID_WIFI_CMD_SCAN_PASSIVE:
> - break;
> - case ANDROID_WIFI_CMD_RSSI:
> - bytes_written = rtw_android_get_rssi(net, command,
> - priv_cmd.total_len);
> - break;
> - case ANDROID_WIFI_CMD_LINKSPEED:
> - bytes_written = rtw_android_get_link_speed(net, command,
> - priv_cmd.total_len);
> - break;
> - case ANDROID_WIFI_CMD_MACADDR:
> - bytes_written = rtw_android_get_macaddr(net, command,
> - priv_cmd.total_len);
> - break;
> - case ANDROID_WIFI_CMD_BLOCK:
> - bytes_written = rtw_android_set_block(net, command,
> - priv_cmd.total_len);
> - break;
> - case ANDROID_WIFI_CMD_RXFILTER_START:
> - break;
> - case ANDROID_WIFI_CMD_RXFILTER_STOP:
> - break;
> - case ANDROID_WIFI_CMD_RXFILTER_ADD:
> - break;
> - case ANDROID_WIFI_CMD_RXFILTER_REMOVE:
> - break;
> - case ANDROID_WIFI_CMD_BTCOEXSCAN_START:
> - /* TBD: BTCOEXSCAN-START */
> - break;
> - case ANDROID_WIFI_CMD_BTCOEXSCAN_STOP:
> - /* TBD: BTCOEXSCAN-STOP */
> - break;
> - case ANDROID_WIFI_CMD_BTCOEXMODE:
> - break;
> - case ANDROID_WIFI_CMD_SETSUSPENDOPT:
> - break;
> - case ANDROID_WIFI_CMD_SETBAND:
> - break;
> - case ANDROID_WIFI_CMD_GETBAND:
> - break;
> - case ANDROID_WIFI_CMD_COUNTRY:
> - bytes_written = android_set_cntry(net, command,
> - priv_cmd.total_len);
> - break;
> - case ANDROID_WIFI_CMD_P2P_DEV_ADDR:
> - bytes_written = android_get_p2p_addr(net, command,
> - priv_cmd.total_len);
> - break;
> - case ANDROID_WIFI_CMD_P2P_SET_NOA:
> - break;
> - case ANDROID_WIFI_CMD_P2P_GET_NOA:
> - break;
> - case ANDROID_WIFI_CMD_P2P_SET_PS:
> - break;
> - default:
> - DBG_88E("Unknown PRIVATE command %s - ignored\n", command);
> - snprintf(command, 3, "OK");
> - bytes_written = strlen("OK");
> - }
> -
> -response:
> - if (bytes_written >= 0) {
> - if ((bytes_written == 0) && (priv_cmd.total_len > 0))
> - command[0] = '\0';
> - if (bytes_written >= priv_cmd.total_len) {
> - DBG_88E("%s: bytes_written = %d\n", __func__,
> - bytes_written);
> - bytes_written = priv_cmd.total_len;
> - } else {
> - bytes_written++;
> - }
> - priv_cmd.used_len = bytes_written;
> - if (copy_to_user((char __user *)priv_cmd.buf, command,
> - bytes_written)) {
> - DBG_88E("%s: failed to copy data to user buffer\n",
> - __func__);
> - ret = -EFAULT;
> - }
> - } else {
> - ret = bytes_written;
> - }
> -exit:
> - kfree(command);
> - return ret;
> -}
> --
> 2.32.0
>
>

Does not apply to my tree :(

2021-09-13 17:43:52

by Phillip Potter

Subject: Re: [PATCH] staging: r8188eu: os_dep: remove unused function rtw_android_priv_cmd

On Mon, 13 Sept 2021 at 17:24, Greg KH <[email protected]> wrote:
>
> On Sun, Sep 12, 2021 at 10:46:12PM +0530, Saurav Girepunje wrote:
> > Remove unused function rtw_android_priv_cmd.
> >
> > Signed-off-by: Saurav Girepunje <[email protected]>
> > ---
> > drivers/staging/r8188eu/include/rtw_android.h | 1 -
> > drivers/staging/r8188eu/os_dep/rtw_android.c | 138 ------------------
> > 2 files changed, 139 deletions(-)
> >
> > diff --git a/drivers/staging/r8188eu/include/rtw_android.h b/drivers/staging/r8188eu/include/rtw_android.h
> > index f60cf1c82984..86e3ac5f7955 100644
> > --- a/drivers/staging/r8188eu/include/rtw_android.h
> > +++ b/drivers/staging/r8188eu/include/rtw_android.h
> > @@ -42,6 +42,5 @@ enum ANDROID_WIFI_CMD {
> > };
> >
> > int rtw_android_cmdstr_to_num(char *cmdstr);
> > -int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd);
> >
> > #endif /* __RTW_ANDROID_H__ */
> > diff --git a/drivers/staging/r8188eu/os_dep/rtw_android.c b/drivers/staging/r8188eu/os_dep/rtw_android.c
> > index 010d529c8982..bd76177d60f9 100644
> > --- a/drivers/staging/r8188eu/os_dep/rtw_android.c
> > +++ b/drivers/staging/r8188eu/os_dep/rtw_android.c
> > @@ -133,141 +133,3 @@ static int rtw_android_set_block(struct net_device *net, char *command,
> > return 0;
> > }
> >
> > -int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
> > -{
> > - int ret = 0;
> > - char *command = NULL;
> > - int cmd_num;
> > - int bytes_written = 0;
> > - struct android_wifi_priv_cmd priv_cmd;
> > -
> > - if (!ifr->ifr_data) {
> > - ret = -EINVAL;
> > - goto exit;
> > - }
> > - if (copy_from_user(&priv_cmd, ifr->ifr_data,
> > - sizeof(struct android_wifi_priv_cmd))) {
> > - ret = -EFAULT;
> > - goto exit;
> > - }
> > - command = kmalloc(priv_cmd.total_len, GFP_KERNEL);
> > - if (!command) {
> > - DBG_88E("%s: failed to allocate memory\n", __func__);
> > - ret = -ENOMEM;
> > - goto exit;
> > - }
> > - if (!access_ok(priv_cmd.buf, priv_cmd.total_len)) {
> > - DBG_88E("%s: failed to access memory\n", __func__);
> > - ret = -EFAULT;
> > - goto exit;
> > - }
> > - if (copy_from_user(command, (char __user *)priv_cmd.buf,
> > - priv_cmd.total_len)) {
> > - ret = -EFAULT;
> > - goto exit;
> > - }
> > - DBG_88E("%s: Android private cmd \"%s\" on %s\n",
> > - __func__, command, ifr->ifr_name);
> > - cmd_num = rtw_android_cmdstr_to_num(command);
> > - switch (cmd_num) {
> > - case ANDROID_WIFI_CMD_START:
> > - goto response;
> > - case ANDROID_WIFI_CMD_SETFWPATH:
> > - goto response;
> > - }
> > - if (!g_wifi_on) {
> > - DBG_88E("%s: Ignore private cmd \"%s\" - iface %s is down\n",
> > - __func__, command, ifr->ifr_name);
> > - ret = 0;
> > - goto exit;
> > - }
> > - switch (cmd_num) {
> > - case ANDROID_WIFI_CMD_STOP:
> > - break;
> > - case ANDROID_WIFI_CMD_SCAN_ACTIVE:
> > - break;
> > - case ANDROID_WIFI_CMD_SCAN_PASSIVE:
> > - break;
> > - case ANDROID_WIFI_CMD_RSSI:
> > - bytes_written = rtw_android_get_rssi(net, command,
> > - priv_cmd.total_len);
> > - break;
> > - case ANDROID_WIFI_CMD_LINKSPEED:
> > - bytes_written = rtw_android_get_link_speed(net, command,
> > - priv_cmd.total_len);
> > - break;
> > - case ANDROID_WIFI_CMD_MACADDR:
> > - bytes_written = rtw_android_get_macaddr(net, command,
> > - priv_cmd.total_len);
> > - break;
> > - case ANDROID_WIFI_CMD_BLOCK:
> > - bytes_written = rtw_android_set_block(net, command,
> > - priv_cmd.total_len);
> > - break;
> > - case ANDROID_WIFI_CMD_RXFILTER_START:
> > - break;
> > - case ANDROID_WIFI_CMD_RXFILTER_STOP:
> > - break;
> > - case ANDROID_WIFI_CMD_RXFILTER_ADD:
> > - break;
> > - case ANDROID_WIFI_CMD_RXFILTER_REMOVE:
> > - break;
> > - case ANDROID_WIFI_CMD_BTCOEXSCAN_START:
> > - /* TBD: BTCOEXSCAN-START */
> > - break;
> > - case ANDROID_WIFI_CMD_BTCOEXSCAN_STOP:
> > - /* TBD: BTCOEXSCAN-STOP */
> > - break;
> > - case ANDROID_WIFI_CMD_BTCOEXMODE:
> > - break;
> > - case ANDROID_WIFI_CMD_SETSUSPENDOPT:
> > - break;
> > - case ANDROID_WIFI_CMD_SETBAND:
> > - break;
> > - case ANDROID_WIFI_CMD_GETBAND:
> > - break;
> > - case ANDROID_WIFI_CMD_COUNTRY:
> > - bytes_written = android_set_cntry(net, command,
> > - priv_cmd.total_len);
> > - break;
> > - case ANDROID_WIFI_CMD_P2P_DEV_ADDR:
> > - bytes_written = android_get_p2p_addr(net, command,
> > - priv_cmd.total_len);
> > - break;
> > - case ANDROID_WIFI_CMD_P2P_SET_NOA:
> > - break;
> > - case ANDROID_WIFI_CMD_P2P_GET_NOA:
> > - break;
> > - case ANDROID_WIFI_CMD_P2P_SET_PS:
> > - break;
> > - default:
> > - DBG_88E("Unknown PRIVATE command %s - ignored\n", command);
> > - snprintf(command, 3, "OK");
> > - bytes_written = strlen("OK");
> > - }
> > -
> > -response:
> > - if (bytes_written >= 0) {
> > - if ((bytes_written == 0) && (priv_cmd.total_len > 0))
> > - command[0] = '\0';
> > - if (bytes_written >= priv_cmd.total_len) {
> > - DBG_88E("%s: bytes_written = %d\n", __func__,
> > - bytes_written);
> > - bytes_written = priv_cmd.total_len;
> > - } else {
> > - bytes_written++;
> > - }
> > - priv_cmd.used_len = bytes_written;
> > - if (copy_to_user((char __user *)priv_cmd.buf, command,
> > - bytes_written)) {
> > - DBG_88E("%s: failed to copy data to user buffer\n",
> > - __func__);
> > - ret = -EFAULT;
> > - }
> > - } else {
> > - ret = bytes_written;
> > - }
> > -exit:
> > - kfree(command);
> > - return ret;
> > -}
> > --
> > 2.32.0
> >
> >
>
> Does not apply to my tree :(

Dear Saurav,

This code is already gone - Linus deleted it during a merge
conflict resolution. I am planning to add it back soon though
and reconnect with the newer siocdevprivate approach.

Regards,
Phil

2021-09-17 15:48:34

by Saurav Girepunje

Subject: Re: [PATCH] staging: r8188eu: os_dep: remove unused function rtw_android_priv_cmd

On 13/09/21 11:10 pm, Phillip Potter wrote:
> On Mon, 13 Sept 2021 at 17:24, Greg KH <[email protected]> wrote:
>>
>> On Sun, Sep 12, 2021 at 10:46:12PM +0530, Saurav Girepunje wrote:
>>> Remove unused function rtw_android_priv_cmd.
>>>
>>> Signed-off-by: Saurav Girepunje <[email protected]>
>>> ---
>>> drivers/staging/r8188eu/include/rtw_android.h | 1 -
>>> drivers/staging/r8188eu/os_dep/rtw_android.c | 138 ------------------
>>> 2 files changed, 139 deletions(-)
>>>
>>> diff --git a/drivers/staging/r8188eu/include/rtw_android.h b/drivers/staging/r8188eu/include/rtw_android.h
>>> index f60cf1c82984..86e3ac5f7955 100644
>>> --- a/drivers/staging/r8188eu/include/rtw_android.h
>>> +++ b/drivers/staging/r8188eu/include/rtw_android.h
>>> @@ -42,6 +42,5 @@ enum ANDROID_WIFI_CMD {
>>> };
>>>
>>> int rtw_android_cmdstr_to_num(char *cmdstr);
>>> -int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd);
>>>
>>> #endif /* __RTW_ANDROID_H__ */
>>> diff --git a/drivers/staging/r8188eu/os_dep/rtw_android.c b/drivers/staging/r8188eu/os_dep/rtw_android.c
>>> index 010d529c8982..bd76177d60f9 100644
>>> --- a/drivers/staging/r8188eu/os_dep/rtw_android.c
>>> +++ b/drivers/staging/r8188eu/os_dep/rtw_android.c
>>> @@ -133,141 +133,3 @@ static int rtw_android_set_block(struct net_device *net, char *command,
>>> return 0;
>>> }
>>>
>>> -int rtw_android_priv_cmd(struct net_device *net, struct ifreq *ifr, int cmd)
>>> -{
>>> - int ret = 0;
>>> - char *command = NULL;
>>> - int cmd_num;
>>> - int bytes_written = 0;
>>> - struct android_wifi_priv_cmd priv_cmd;
>>> -
>>> - if (!ifr->ifr_data) {
>>> - ret = -EINVAL;
>>> - goto exit;
>>> - }
>>> - if (copy_from_user(&priv_cmd, ifr->ifr_data,
>>> - sizeof(struct android_wifi_priv_cmd))) {
>>> - ret = -EFAULT;
>>> - goto exit;
>>> - }
>>> - command = kmalloc(priv_cmd.total_len, GFP_KERNEL);
>>> - if (!command) {
>>> - DBG_88E("%s: failed to allocate memory\n", __func__);
>>> - ret = -ENOMEM;
>>> - goto exit;
>>> - }
>>> - if (!access_ok(priv_cmd.buf, priv_cmd.total_len)) {
>>> - DBG_88E("%s: failed to access memory\n", __func__);
>>> - ret = -EFAULT;
>>> - goto exit;
>>> - }
>>> - if (copy_from_user(command, (char __user *)priv_cmd.buf,
>>> - priv_cmd.total_len)) {
>>> - ret = -EFAULT;
>>> - goto exit;
>>> - }
>>> - DBG_88E("%s: Android private cmd \"%s\" on %s\n",
>>> - __func__, command, ifr->ifr_name);
>>> - cmd_num = rtw_android_cmdstr_to_num(command);
>>> - switch (cmd_num) {
>>> - case ANDROID_WIFI_CMD_START:
>>> - goto response;
>>> - case ANDROID_WIFI_CMD_SETFWPATH:
>>> - goto response;
>>> - }
>>> - if (!g_wifi_on) {
>>> - DBG_88E("%s: Ignore private cmd \"%s\" - iface %s is down\n",
>>> - __func__, command, ifr->ifr_name);
>>> - ret = 0;
>>> - goto exit;
>>> - }
>>> - switch (cmd_num) {
>>> - case ANDROID_WIFI_CMD_STOP:
>>> - break;
>>> - case ANDROID_WIFI_CMD_SCAN_ACTIVE:
>>> - break;
>>> - case ANDROID_WIFI_CMD_SCAN_PASSIVE:
>>> - break;
>>> - case ANDROID_WIFI_CMD_RSSI:
>>> - bytes_written = rtw_android_get_rssi(net, command,
>>> - priv_cmd.total_len);
>>> - break;
>>> - case ANDROID_WIFI_CMD_LINKSPEED:
>>> - bytes_written = rtw_android_get_link_speed(net, command,
>>> - priv_cmd.total_len);
>>> - break;
>>> - case ANDROID_WIFI_CMD_MACADDR:
>>> - bytes_written = rtw_android_get_macaddr(net, command,
>>> - priv_cmd.total_len);
>>> - break;
>>> - case ANDROID_WIFI_CMD_BLOCK:
>>> - bytes_written = rtw_android_set_block(net, command,
>>> - priv_cmd.total_len);
>>> - break;
>>> - case ANDROID_WIFI_CMD_RXFILTER_START:
>>> - break;
>>> - case ANDROID_WIFI_CMD_RXFILTER_STOP:
>>> - break;
>>> - case ANDROID_WIFI_CMD_RXFILTER_ADD:
>>> - break;
>>> - case ANDROID_WIFI_CMD_RXFILTER_REMOVE:
>>> - break;
>>> - case ANDROID_WIFI_CMD_BTCOEXSCAN_START:
>>> - /* TBD: BTCOEXSCAN-START */
>>> - break;
>>> - case ANDROID_WIFI_CMD_BTCOEXSCAN_STOP:
>>> - /* TBD: BTCOEXSCAN-STOP */
>>> - break;
>>> - case ANDROID_WIFI_CMD_BTCOEXMODE:
>>> - break;
>>> - case ANDROID_WIFI_CMD_SETSUSPENDOPT:
>>> - break;
>>> - case ANDROID_WIFI_CMD_SETBAND:
>>> - break;
>>> - case ANDROID_WIFI_CMD_GETBAND:
>>> - break;
>>> - case ANDROID_WIFI_CMD_COUNTRY:
>>> - bytes_written = android_set_cntry(net, command,
>>> - priv_cmd.total_len);
>>> - break;
>>> - case ANDROID_WIFI_CMD_P2P_DEV_ADDR:
>>> - bytes_written = android_get_p2p_addr(net, command,
>>> - priv_cmd.total_len);
>>> - break;
>>> - case ANDROID_WIFI_CMD_P2P_SET_NOA:
>>> - break;
>>> - case ANDROID_WIFI_CMD_P2P_GET_NOA:
>>> - break;
>>> - case ANDROID_WIFI_CMD_P2P_SET_PS:
>>> - break;
>>> - default:
>>> - DBG_88E("Unknown PRIVATE command %s - ignored\n", command);
>>> - snprintf(command, 3, "OK");
>>> - bytes_written = strlen("OK");
>>> - }
>>> -
>>> -response:
>>> - if (bytes_written >= 0) {
>>> - if ((bytes_written == 0) && (priv_cmd.total_len > 0))
>>> - command[0] = '\0';
>>> - if (bytes_written >= priv_cmd.total_len) {
>>> - DBG_88E("%s: bytes_written = %d\n", __func__,
>>> - bytes_written);
>>> - bytes_written = priv_cmd.total_len;
>>> - } else {
>>> - bytes_written++;
>>> - }
>>> - priv_cmd.used_len = bytes_written;
>>> - if (copy_to_user((char __user *)priv_cmd.buf, command,
>>> - bytes_written)) {
>>> - DBG_88E("%s: failed to copy data to user buffer\n",
>>> - __func__);
>>> - ret = -EFAULT;
>>> - }
>>> - } else {
>>> - ret = bytes_written;
>>> - }
>>> -exit:
>>> - kfree(command);
>>> - return ret;
>>> -}
>>> --
>>> 2.32.0
>>>
>>>
>>
>> Does not apply to my tree :(
>
> Dear Saurav,
>
> This code is already gone - Linus deleted it during a merge
> conflict resolution. I am planning to add it back soon though
> and reconnect with the newer siocdevprivate approach.
>
> Regards,
> Phil
>

Thanks Phil for information.