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-rw-r--r--drivers/net/sky2.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index c7b4da1d717f..9b428e423c3d 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -1694,6 +1694,9 @@ static struct sk_buff *sky2_receive(struct sky2_port *sky2,
if (!(status & GMR_FS_RX_OK))
goto resubmit;
+ if ((status >> 16) != length || length > sky2->rx_bufsize)
+ goto oversize;
+
if (length < copybreak) {
skb = alloc_skb(length + 2, GFP_ATOMIC);
if (!skb)
@@ -1735,7 +1738,13 @@ resubmit:
return skb;
+oversize:
+ ++sky2->net_stats.rx_over_errors;
+ goto resubmit;
+
error:
+ ++sky2->net_stats.rx_errors;
+
if (netif_msg_rx_err(sky2))
printk(KERN_INFO PFX "%s: rx error, status 0x%x length %d\n",
sky2->netdev->name, status, length);