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authorOr Gerlitz <ogerlitz@mellanox.com>2014-09-10 16:15:11 +0200
committerDavid S. Miller <davem@davemloft.net>2014-09-11 00:22:43 +0200
commit8e1a03b63c62bfa622c3989f8aead17ea845db7d (patch)
tree1116a38699e9932c513c27d55d685b17887d152c /drivers
parentMerge branch 'mlx4' (diff)
downloadlinux-8e1a03b63c62bfa622c3989f8aead17ea845db7d.tar.xz
linux-8e1a03b63c62bfa622c3989f8aead17ea845db7d.zip
mlx4: Fix wrong endianess access with QP context flags
We wrongly tested QP context bits without BE conversion as was spotted by sparse... drivers/infiniband/hw/mlx4/qp.c:1685:38: sparse: restricted __be32 degrades to integer Fix that! Fixes: d2fce8a ('mlx4: Set user-space raw Ethernet QPs to properly handle VXLAN traffic') Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/infiniband/hw/mlx4/qp.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c
index efb9eff8906c..836503927dea 100644
--- a/drivers/infiniband/hw/mlx4/qp.c
+++ b/drivers/infiniband/hw/mlx4/qp.c
@@ -1682,7 +1682,7 @@ static int __mlx4_ib_modify_qp(struct ib_qp *ibqp,
MLX4_IB_LINK_TYPE_ETH;
if (dev->dev->caps.tunnel_offload_mode == MLX4_TUNNEL_OFFLOAD_MODE_VXLAN) {
/* set QP to receive both tunneled & non-tunneled packets */
- if (!(context->flags & (1 << MLX4_RSS_QPC_FLAG_OFFSET)))
+ if (!(context->flags & cpu_to_be32(1 << MLX4_RSS_QPC_FLAG_OFFSET)))
context->srqn = cpu_to_be32(7 << 28);
}
}