linux-kernel - [PATCH 1/2] NET: phy_device, fix lock imbalance

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Message-Id: <1247520220-31960-1-git-send-email-jirislaby@gmail.com>
Date:	Mon, 13 Jul 2009 23:23:39 +0200
From:	Jiri Slaby <jirislaby@...il.com>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	Jiri Slaby <jirislaby@...il.com>
Subject: [PATCH 1/2] NET: phy_device, fix lock imbalance

Don't forget to unlock a mutex in phy_scan_fixups on a fail path.

Signed-off-by: Jiri Slaby <jirislaby@...il.com>
---
 drivers/net/phy/phy_device.c |    4 +++-
 1 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/net/phy/phy_device.c b/drivers/net/phy/phy_device.c
index eba937c..b10fedd 100644
--- a/drivers/net/phy/phy_device.c
+++ b/drivers/net/phy/phy_device.c
@@ -134,8 +134,10 @@ int phy_scan_fixups(struct phy_device *phydev)
 
 			err = fixup->run(phydev);
 
-			if (err < 0)
+			if (err < 0) {
+				mutex_unlock(&phy_fixup_lock);
 				return err;
+			}
 		}
 	}
 	mutex_unlock(&phy_fixup_lock);
-- 
1.6.3.2

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