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

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Message-Id: <1203109133-32217-1-git-send-email-jirislaby@gmail.com>
Date:	Fri, 15 Feb 2008 21:58:51 +0100
From:	Jiri Slaby <jirislaby@...il.com>
To:	linville@...driver.com
Cc:	<linux-kernel@...r.kernel.org>, linux-wireless@...r.kernel.org,
	ath5k-devel@...ts.ath5k.org, Jiri Slaby <jirislaby@...il.com>,
	Nick Kossifidis <mickflemm@...il.com>,
	"Luis R. Rodriguez" <mcgrof@...il.com>
Subject: [PATCH 1/3] WDEV: ath5k, fix lock imbalance

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;
 		}
 
-- 
1.5.3.8

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