Message ID | 1462363233-8598-1-git-send-email-tariqt@mellanox.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Tariq Toukan <tariqt@mellanox.com> Date: Wed, 4 May 2016 15:00:33 +0300 > From: Daniel Jurgens <danielj@mellanox.com> > > Use htons instead of unconditionally byte swapping nexthdr. On a little > endian systems shifting the byte is correct behavior, but it results in > incorrect csums on big endian architectures. > > Fixes: f8c6455bb04b ('net/mlx4_en: Extend checksum offloading by CHECKSUM COMPLETE') > Signed-off-by: Daniel Jurgens <danielj@mellanox.com> > Reviewed-by: Carol Soto <clsoto@us.ibm.com> > Tested-by: Carol Soto <clsoto@us.ibm.com> > Signed-off-by: Tariq Toukan <tariqt@mellanox.com> Applied and queued up for -stable, thanks.
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c index b723e3b..ca3a384 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c @@ -707,7 +707,7 @@ static int get_fixed_ipv6_csum(__wsum hw_checksum, struct sk_buff *skb, if (ipv6h->nexthdr == IPPROTO_FRAGMENT || ipv6h->nexthdr == IPPROTO_HOPOPTS) return -1; - hw_checksum = csum_add(hw_checksum, (__force __wsum)(ipv6h->nexthdr << 8)); + hw_checksum = csum_add(hw_checksum, (__force __wsum)htons(ipv6h->nexthdr)); csum_pseudo_hdr = csum_partial(&ipv6h->saddr, sizeof(ipv6h->saddr) + sizeof(ipv6h->daddr), 0);