netdev - [PATCH] tokenring/3c359.c: Prevent possible mem leak when open failed

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Date:	Sun, 23 Nov 2008 21:44:10 +0100
From:	Jirka Pirko <jirka@...ko.cz>
To:	linux-kernel@...r.kernel.org
Cc:	jgarzik@...ox.com, netdev@...r.kernel.org, davem@...emloft.net
Subject: [PATCH] tokenring/3c359.c: Prevent possible mem leak when open
 failed

Freeing previously allocated buffers in case of error.

Signed-off-by: Jirka Pirko <jirka@...ko.cz>
---
 drivers/net/tokenring/3c359.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/drivers/net/tokenring/3c359.c b/drivers/net/tokenring/3c359.c
index 46fb308..4bb9ca8 100644
--- a/drivers/net/tokenring/3c359.c
+++ b/drivers/net/tokenring/3c359.c
@@ -669,6 +669,8 @@ static int xl_open(struct net_device *dev)
 	if (i==0) { 
 		printk(KERN_WARNING "%s: Not enough memory to allocate rx buffers. Adapter disabled \n",dev->name) ; 
 		free_irq(dev->irq,dev) ; 
+		kfree(xl_priv->xl_tx_ring);
+		kfree(xl_priv->xl_rx_ring);
 		return -EIO ; 
 	} 
 
-- 
1.5.4.3

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