RDMA/mlx5: Return proper error value
authorLeon Romanovsky <leonro@mellanox.com>
Tue, 29 Oct 2019 05:57:21 +0000 (07:57 +0200)
committerJason Gunthorpe <jgg@mellanox.com>
Thu, 31 Oct 2019 18:31:49 +0000 (15:31 -0300)
commit546d30099ed204792083f043cd7e016de86016a3
treec912303ff562f4f5b5eca003c946cc7044ee5dc4
parentd5b60e26e86a463ca83bb5ec502dda6ea685159e
RDMA/mlx5: Return proper error value

Returned value from mlx5_mr_cache_alloc() is checked to be error or real
pointer. Return proper error code instead of NULL which is not checked
later.

Fixes: 81713d3788d2 ("IB/mlx5: Add implicit MR support")
Link: https://lore.kernel.org/r/20191029055721.7192-1-leon@kernel.org
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Reviewed-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
drivers/infiniband/hw/mlx5/mr.c