From: David S. Miller <davem@davemloft.net>
Date: Tue, 18 Aug 2015 04:22:26 +0000 (-0700)
Subject: mlx5e: Fix sparse warnings in mlx5e_handle_csum().
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=ecf842f65c76f7dc2420a5295dfbf01ec7232320;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

mlx5e: Fix sparse warnings in mlx5e_handle_csum().

>> drivers/net/ethernet/mellanox/mlx5/core/en_rx.c:173:44: sparse: incorrect type in argument 1 (different base types)
   drivers/net/ethernet/mellanox/mlx5/core/en_rx.c:173:44:    expected restricted __sum16 [usertype] n
   drivers/net/ethernet/mellanox/mlx5/core/en_rx.c:173:44:    got restricted __be16 [usertype] check_sum

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index caea0621ab73..cf0098596e85 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -170,7 +170,7 @@ static inline void mlx5e_handle_csum(struct net_device *netdev,
 		skb->ip_summed = CHECKSUM_UNNECESSARY;
 	} else if (is_first_ethertype_ip(skb)) {
 		skb->ip_summed = CHECKSUM_COMPLETE;
-		skb->csum = csum_unfold(cqe->check_sum);
+		skb->csum = csum_unfold((__force __sum16)cqe->check_sum);
 		rq->stats.csum_sw++;
 	} else {
 		goto csum_none;