net/mlx4_en: Fix endianness bug in IPV6 csum calculation

[firefly-linux-kernel-4.4.55.git] / drivers / net / ethernet / mellanox / mlx4 / en_rx.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/en_rx.c b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
index e7a5000aa12cd4c49f9dae9283664df921491455..bbff8ec6713e3359388e19470c1a54b2f121ec67 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_rx.c
@@ -704,7 +704,7 @@ 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);