2007-10-18 17:48:38

by Karsten Keil

[permalink] [raw]
Subject: [PATCH] [ISDN]Fix random hard freeze with AVM c4 card part 2

One call was missing in the previous patch.

Signed-off-by: Karsten Keil <[email protected]>
---
drivers/isdn/hardware/avm/c4.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/isdn/hardware/avm/c4.c b/drivers/isdn/hardware/avm/c4.c
index 4c6ef91..d69c05e 100644
--- a/drivers/isdn/hardware/avm/c4.c
+++ b/drivers/isdn/hardware/avm/c4.c
@@ -678,7 +678,9 @@ static irqreturn_t c4_handle_interrupt(avmcard *card)
for (i=0; i < card->nr_controllers; i++) {
avmctrl_info *cinfo = &card->ctrlinfo[i];
memset(cinfo->version, 0, sizeof(cinfo->version));
+ spin_lock_irqsave(&card->lock, flags);
capilib_release(&cinfo->ncci_head);
+ spin_unlock_irqrestore(&card->lock, flags);
capi_ctr_reseted(&cinfo->capi_ctrl);
}
card->nlogcontr = 0;

--
Karsten Keil
SuSE Labs
ISDN and VOIP development
SUSE LINUX Products GmbH, Maxfeldstr.5 90409 Nuernberg, GF: Markus Rex, HRB 16746 (AG Nuernberg)