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Commit dcb50aff authored by Rajesh Borundia's avatar Rajesh Borundia Committed by David S. Miller
Browse files

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: default avatarRajesh Borundia <rajesh.borundia@qlogic.com>
Signed-off-by: default avatarAmit Kumar Salecha <amit.salecha@qlogic.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7613c87b

drivers/net/qlcnic/qlcnic_main.c

+3 −1
Original line number Diff line number Diff line
@@ -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;

	}