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* [patch] isdn: gigaset: add missing unlock
@ 2010-08-06  8:23 Dan Carpenter
  2010-08-08  6:04 ` David Miller
  2010-08-08 12:50 ` Tilman Schmidt
  0 siblings, 2 replies; 3+ messages in thread
From: Dan Carpenter @ 2010-08-06  8:23 UTC (permalink / raw)
  To: Hansjoerg Lipp
  Cc: Tilman Schmidt, Karsten Keil, David S. Miller, Andy Shevchenko,
	gigaset307x-common, netdev, kernel-janitors

We should unlock here.  This is the only place where we return from the
function with the lock held.  The caller isn't expecting it.

Signed-off-by: Dan Carpenter <error27@gmail.com>

diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
index e5ea344..bcc174e 100644
--- a/drivers/isdn/gigaset/capi.c
+++ b/drivers/isdn/gigaset/capi.c
@@ -1052,6 +1052,7 @@ static inline void remove_appl_from_channel(struct bc_state *bcs,
 	do {
 		if (bcap->bcnext == ap) {
 			bcap->bcnext = bcap->bcnext->bcnext;
+			spin_unlock_irqrestore(&bcs->aplock, flags);
 			return;
 		}
 		bcap = bcap->bcnext;

^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [patch] isdn: gigaset: add missing unlock
  2010-08-06  8:23 [patch] isdn: gigaset: add missing unlock Dan Carpenter
@ 2010-08-08  6:04 ` David Miller
  2010-08-08 12:50 ` Tilman Schmidt
  1 sibling, 0 replies; 3+ messages in thread
From: David Miller @ 2010-08-08  6:04 UTC (permalink / raw)
  To: error27
  Cc: hjlipp, tilman, isdn, ext-andriy.shevchenko, gigaset307x-common,
	netdev, kernel-janitors

From: Dan Carpenter <error27@gmail.com>
Date: Fri, 6 Aug 2010 10:23:23 +0200

> We should unlock here.  This is the only place where we return from the
> function with the lock held.  The caller isn't expecting it.
> 
> Signed-off-by: Dan Carpenter <error27@gmail.com>

Applied.

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [patch] isdn: gigaset: add missing unlock
  2010-08-06  8:23 [patch] isdn: gigaset: add missing unlock Dan Carpenter
  2010-08-08  6:04 ` David Miller
@ 2010-08-08 12:50 ` Tilman Schmidt
  1 sibling, 0 replies; 3+ messages in thread
From: Tilman Schmidt @ 2010-08-08 12:50 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: Hansjoerg Lipp, Karsten Keil, David S. Miller, Andy Shevchenko,
	gigaset307x-common, netdev, kernel-janitors

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Am 06.08.2010 10:23 schrieb Dan Carpenter:
> We should unlock here.  This is the only place where we return from the
> function with the lock held.  The caller isn't expecting it.

Thanks, good catch.

> Signed-off-by: Dan Carpenter <error27@gmail.com>

Acked-by: Tilman Schmidt <tilman@imap.cc>

> 
> diff --git a/drivers/isdn/gigaset/capi.c b/drivers/isdn/gigaset/capi.c
> index e5ea344..bcc174e 100644
> --- a/drivers/isdn/gigaset/capi.c
> +++ b/drivers/isdn/gigaset/capi.c
> @@ -1052,6 +1052,7 @@ static inline void remove_appl_from_channel(struct bc_state *bcs,
>  	do {
>  		if (bcap->bcnext == ap) {
>  			bcap->bcnext = bcap->bcnext->bcnext;
> +			spin_unlock_irqrestore(&bcs->aplock, flags);
>  			return;
>  		}
>  		bcap = bcap->bcnext;

-- 
Tilman Schmidt                    E-Mail: tilman@imap.cc
Bonn, Germany
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^ permalink raw reply	[flat|nested] 3+ messages in thread

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2010-08-06  8:23 [patch] isdn: gigaset: add missing unlock Dan Carpenter
2010-08-08  6:04 ` David Miller
2010-08-08 12:50 ` Tilman Schmidt

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