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authorOlga Shern <olgas@mellanox.com>2016-07-13 16:33:22 +0200
committerThomas Monjalon <thomas.monjalon@6wind.com>2016-07-15 23:01:15 +0200
commitcd8ec06ac04f71077bfc89c1a7e55ba48cf4e911 (patch)
treefea672fdf7eb922c4dfe2f604b8f1be0e89d79e3 /drivers
parentddc592ede8da65c3b3393f75ca1cf5c6c5da446c (diff)
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net/mlx5: work around gcc error
RHEL 7.1's GCC for POWER8 reports the following error in one rte_memcpy() macro call by mlx5: error: array subscript is above array bounds [-Werror=array-bounds] It appears to be a GCC bug which can be worked around by making parentheses more explicit. Signed-off-by: Olga Shern <olgas@mellanox.com> Signed-off-by: Adrien Mazarguil <adrien.mazarguil@6wind.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/mlx5/mlx5_rxtx.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/mlx5/mlx5_rxtx.c b/drivers/net/mlx5/mlx5_rxtx.c
index 615de94..fce3381 100644
--- a/drivers/net/mlx5/mlx5_rxtx.c
+++ b/drivers/net/mlx5/mlx5_rxtx.c
@@ -472,8 +472,8 @@ mlx5_wqe_write_inline_vlan(struct txq *txq, volatile union mlx5_wqe *wqe,
(uint8_t *)addr, 12);
rte_memcpy((uint8_t *)(uintptr_t)wqe->inl.eseg.inline_hdr_start + 12,
&vlan, sizeof(vlan));
- rte_memcpy((uint8_t *)(uintptr_t)wqe->inl.eseg.inline_hdr_start + 16,
- ((uint8_t *)addr + 12), 2);
+ rte_memcpy((uint8_t *)((uintptr_t)wqe->inl.eseg.inline_hdr_start + 16),
+ (uint8_t *)(addr + 12), 2);
addr += MLX5_ETH_VLAN_INLINE_HEADER_SIZE - sizeof(vlan);
length -= MLX5_ETH_VLAN_INLINE_HEADER_SIZE - sizeof(vlan);
size = (sizeof(wqe->inl.ctrl.ctrl) +