linux-kernel - Re: [PATCH 1/3] WDEV: ath5k, fix lock imbalance

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Date:	Sat, 16 Feb 2008 00:00:34 +0200
From:	"Nick Kossifidis" <mickflemm@...il.com>
To:	"Jiri Slaby" <jirislaby@...il.com>
Cc:	linville@...driver.com, linux-kernel@...r.kernel.org,
	linux-wireless@...r.kernel.org, ath5k-devel@...ts.ath5k.org,
	"Luis R. Rodriguez" <mcgrof@...il.com>
Subject: Re: [PATCH 1/3] WDEV: ath5k, fix lock imbalance

2008/2/15, Jiri Slaby <jirislaby@...il.com>:
> Omitted lock causes sparse warning
>  drivers/net/wireless/ath5k/base.c:1682:1: warning: context imbalance in 'ath5k_tasklet_rx' - different lock contexts for basic block
>
>  Add the lock to the guilty fail path.
>
>  Signed-off-by: Jiri Slaby <jirislaby@...il.com>
>  Cc: Nick Kossifidis <mickflemm@...il.com>
>  Cc: Luis R. Rodriguez <mcgrof@...il.com>
>  ---
>   drivers/net/wireless/ath5k/base.c |    1 +
>   1 files changed, 1 insertions(+), 0 deletions(-)
>
>  diff --git a/drivers/net/wireless/ath5k/base.c b/drivers/net/wireless/ath5k/base.c
>  index ddc8714..49d38e8 100644
>  --- a/drivers/net/wireless/ath5k/base.c
>  +++ b/drivers/net/wireless/ath5k/base.c
>  @@ -1715,6 +1715,7 @@ ath5k_tasklet_rx(unsigned long data)
>                         break;
>                 else if (unlikely(ret)) {
>                         ATH5K_ERR(sc, "error in processing rx descriptor\n");
>  +                       spin_unlock(&sc->rxbuflock);
>                         return;
>                 }
>
>


Acked-by: Nick Kossifidis <mickflemm@...il.com>


-- 
GPG ID: 0xD21DB2DB
As you read this post global entropy rises. Have Fun ;-)
Nick
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