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IB/mlx4: Fix a sparse endianness warning

PATCH New Bart Van Assche 1 participant 1 message Mar 10, 2014

Subsystems (2)
InfiniBand Mellanox MLX4 IB driver
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Bart Van Assche

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PATCH 1/1 IB/mlx4: Fix a sparse endianness warning

Avoid that sparse reports the following warning for the mlx4 driver:

$ make M=drivers/infiniband C=2 CF=-D__CHECK_ENDIAN__
drivers/infiniband/hw/mlx4/qp.c:1885:31: warning: restricted __be16 degrades to integer
Signed-off-by Bart Van Assche <[email protected]>
Cc Moni Shoua <monis-VPRAkNaXOzVWk0Htik3J/[email protected]>
Cc Or Gerlitz <ogerlitz-VPRAkNaXOzVWk0Htik3J/[email protected]>
Cc Roland Dreier <[email protected]>
---
 drivers/infiniband/hw/mlx4/qp.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
drivers/infiniband/hw/mlx4/qp.c +1 -1
index d8f4d1f..7499325 100644
@@ -1882,7 +1882,7 @@ static int build_mlx_header(struct mlx4_ib_sqp *sqp, struct ib_send_wr *wr,
 				return err;
 		}
 
-		if (ah->av.eth.vlan != 0xffff) {
+		if (ah->av.eth.vlan != cpu_to_be16(0xffff)) {
 			vlan = be16_to_cpu(ah->av.eth.vlan) & 0x0fff;
 			is_vlan = 1;
 		}
Signature · 6 lines
1.8.4.5

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