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authorRajesh Borundia <rajesh.borundia@qlogic.com>2010-08-31 17:17:49 +0000
committerDavid S. Miller <davem@davemloft.net>2010-09-01 10:41:56 -0700
commitdcb50afff747d15fc2ffff762c08c325e4c229e5 (patch)
tree374b6c5d42c9ce065c7c6082cd5e62a2726bca99
parent7613c87b2d805acf7c882935d47aa84d1947656f (diff)
qlcnic: fix panic while using eth_hdr
o skb->mac_header is not set, so machine panics while using function eth_hdr. Signed-off-by: Rajesh Borundia <rajesh.borundia@qlogic.com> Signed-off-by: Amit Kumar Salecha <amit.salecha@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/qlcnic/qlcnic_main.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/net/qlcnic/qlcnic_main.c b/drivers/net/qlcnic/qlcnic_main.c
index 9a3ebb8a820..789fe817cfc 100644
--- a/drivers/net/qlcnic/qlcnic_main.c
+++ b/drivers/net/qlcnic/qlcnic_main.c
@@ -1991,6 +1991,7 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
struct qlcnic_skb_frag *buffrag;
struct cmd_desc_type0 *hwdesc, *first_desc;
struct pci_dev *pdev;
+ struct ethhdr *phdr;
int i, k;
u32 producer;
@@ -2003,7 +2004,8 @@ qlcnic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
}
if (adapter->flags & QLCNIC_MACSPOOF) {
- if (compare_ether_addr(eth_hdr(skb)->h_source,
+ phdr = (struct ethhdr *)skb->data;
+ if (compare_ether_addr(phdr->h_source,
adapter->mac_addr))
goto drop_packet;
}