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qede: fix offload for IPIP tunnel packets 

[ Upstream commit 5d5647dad2 ]

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: Manish Chopra <manishc@marvell.com>
Signed-off-by: Sudarsana Kalluru <skalluru@marvell.com>
Signed-off-by: Igor Russkikh <irusskikh@marvell.com>
Link: https://lore.kernel.org/r/20201221145530.7771-1-manishc@marvell.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
5.4-rM2-2.2.x-imx-squashed
Manish Chopra 2020-12-21 06:55:30 -08:00 committed by Greg Kroah-Hartman
parent 8009f6bb13
commit 5404192a87
1 changed files with 5 additions and 0 deletions
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5
drivers/net/ethernet/qlogic/qede/qede_fp.c
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@ -1737,6 +1737,11 @@ 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);
}
}