e1000: Fix dhcp issue when the skb structure fields are not filled properly

Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Signed-off-by: John Ronciak <john.ronciak@intel.com>

diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index 0109cc7..a525c95 100644 (file)
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -2678,7 +2678,7 @@ e1000_transfer_dhcp_info(struct e1000_adapter *adapter, struct sk_buff *skb)
                          E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) )
                        return 0;
        }
-       if ((skb->len > MINIMUM_DHCP_PACKET_SIZE) && (!skb->protocol)) {
+       if (skb->len > MINIMUM_DHCP_PACKET_SIZE) {
                struct ethhdr *eth = (struct ethhdr *) skb->data;
                if ((htons(ETH_P_IP) == eth->h_proto)) {
                        const struct iphdr *ip =