Commit ef7a3518 authored by Inbar Karmy's avatar Inbar Karmy Committed by Saeed Mahameed
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net/mlx5e: Fix loopback self test when GRO is off 



When GRO is off, the transport header pointer in sk_buff is
initialized to network's header.

To find the udp header, instead of using udp_hdr() which assumes
skb_network_header was set, manually calculate the udp header offset.

Fixes: 0952da79 ("net/mlx5e: Add support for loopback selftest")
Signed-off-by: default avatarInbar Karmy <inbark@mellanox.com>
Signed-off-by: default avatarSaeed Mahameed <saeedm@mellanox.com>
parent 8babd44d

drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c

+2 −1
Original line number Diff line number Diff line
@@ -216,7 +216,8 @@ mlx5e_test_loopback_validate(struct sk_buff *skb, 
	if (iph->protocol != IPPROTO_UDP)

		goto out;



	udph = udp_hdr(skb);

	/* Don't assume skb_transport_header() was set */

	udph = (struct udphdr *)((u8 *)iph + 4 * iph->ihl);

	if (udph->dest != htons(9))

		goto out;