From b10cec8a4e8167075b9e1ff3f05419769e7f381a Mon Sep 17 00:00:00 2001
From: Dennis Aberilla <dennis.aberilla@mimomax.com>
Date: Sun, 29 May 2011 11:46:54 +0000
Subject: [PATCH] drivers/net: ks8842 Fix crash on received packet when in PIO
mode.
This patch fixes a driver crash during packet reception due to not enough
bytes allocated in the skb. Since the loop reads out 4 bytes at a time, we
need to allow for up to 3 bytes of slack space.
Signed-off-by: Dennis Aberilla <denzzzhome@yahoo.com>
Signed-off-by: David S. Miller <davem@zippy.davemloft.net>
---
drivers/net/ks8842.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/ks8842.c b/drivers/net/ks8842.c
index f0d8346d0fa5..9bd0f551a383 100644
--- a/drivers/net/ks8842.c
+++ b/drivers/net/ks8842.c
@@ -662,7 +662,7 @@ static void ks8842_rx_frame(struct net_device *netdev,
/* check the status */
if ((status & RXSR_VALID) && !(status & RXSR_ERROR)) {
- struct sk_buff *skb = netdev_alloc_skb_ip_align(netdev, len);
+ struct sk_buff *skb = netdev_alloc_skb_ip_align(netdev, len + 3);
if (skb) {
--
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