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authorJarek Poplawski <jarkao2@gmail.com>2010-12-25 07:39:59 +0000
committerDavid S. Miller <davem@davemloft.net>2010-12-25 19:37:49 -0800
commit7a36df8a857edee8cd8967cbe99a85574d22f482 (patch)
treef0db8b481d9f721be896af6b8c3bdb0448778b4a /drivers/net/hamachi.c
parent78a36f25478432835f2f1e46202b71ff3ae454ff (diff)
downloadop-kernel-dev-7a36df8a857edee8cd8967cbe99a85574d22f482.zip
op-kernel-dev-7a36df8a857edee8cd8967cbe99a85574d22f482.tar.gz
epic100: hamachi: yellowfin: Fix skb allocation size
Joel Soete reported oopses during pppoe over sundance NIC, caused by a bug in skb allocation and dma mapping code, where skb_reserve() bytes weren't taken into account. As a followup to the patch: "sundance: Fix oopses with corrupted skb_shared_info" very similar code is fixed here for three other drivers. Signed-off-by: Jarek Poplawski <jarkao2@gmail.com> Cc: Joel Soete <soete.joel@scarlet.be> Cc: Eric Dumazet <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hamachi.c')
-rw-r--r--drivers/net/hamachi.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/hamachi.c b/drivers/net/hamachi.c
index 9a64858..80d25ed 100644
--- a/drivers/net/hamachi.c
+++ b/drivers/net/hamachi.c
@@ -1202,7 +1202,7 @@ static void hamachi_init_ring(struct net_device *dev)
}
/* Fill in the Rx buffers. Handle allocation failure gracefully. */
for (i = 0; i < RX_RING_SIZE; i++) {
- struct sk_buff *skb = dev_alloc_skb(hmp->rx_buf_sz);
+ struct sk_buff *skb = dev_alloc_skb(hmp->rx_buf_sz + 2);
hmp->rx_skbuff[i] = skb;
if (skb == NULL)
break;
@@ -1669,7 +1669,7 @@ static int hamachi_rx(struct net_device *dev)
entry = hmp->dirty_rx % RX_RING_SIZE;
desc = &(hmp->rx_ring[entry]);
if (hmp->rx_skbuff[entry] == NULL) {
- struct sk_buff *skb = dev_alloc_skb(hmp->rx_buf_sz);
+ struct sk_buff *skb = dev_alloc_skb(hmp->rx_buf_sz + 2);
hmp->rx_skbuff[entry] = skb;
if (skb == NULL)
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