Commit 5d5647da authored by Manish Chopra's avatar Manish Chopra Committed by Jakub Kicinski
Browse files

qede: fix offload for IPIP tunnel packets 



IPIP tunnels packets are unknown to device,
hence these packets are incorrectly parsed and
caused the packet corruption, so disable offlods
for such packets at run time.

Signed-off-by: default avatarManish Chopra <manishc@marvell.com>
Signed-off-by: default avatarSudarsana Kalluru <skalluru@marvell.com>
Signed-off-by: default avatarIgor Russkikh <irusskikh@marvell.com>
Link: https://lore.kernel.org/r/20201221145530.7771-1-manishc@marvell.com


Signed-off-by: default avatarJakub Kicinski <kuba@kernel.org>
parent 1d898b28

drivers/net/ethernet/qlogic/qede/qede_fp.c

+5 −0
Original line number Diff line number Diff line
@@ -1799,6 +1799,11 @@ netdev_features_t qede_features_check(struct sk_buff *skb, 
			      ntohs(udp_hdr(skb)->dest) != gnv_port))

				return features & ~(NETIF_F_CSUM_MASK |

						    NETIF_F_GSO_MASK);

		} else if (l4_proto == IPPROTO_IPIP) {

			/* IPIP tunnels are unknown to the device or at least unsupported natively,

			 * offloads for them can't be done trivially, so disable them for such skb.

			 */

			return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);

		}

	}