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author | Leon Romanovsky <leonro@mellanox.com> | 2019-10-29 07:57:21 +0200 |
---|---|---|
committer | Jason Gunthorpe <jgg@mellanox.com> | 2019-10-31 15:31:49 -0300 |
commit | 546d30099ed204792083f043cd7e016de86016a3 (patch) | |
tree | c912303ff562f4f5b5eca003c946cc7044ee5dc4 /drivers/infiniband | |
parent | d5b60e26e86a463ca83bb5ec502dda6ea685159e (diff) | |
download | linux-546d30099ed204792083f043cd7e016de86016a3.tar.gz linux-546d30099ed204792083f043cd7e016de86016a3.tar.bz2 linux-546d30099ed204792083f043cd7e016de86016a3.zip |
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>
Diffstat (limited to 'drivers/infiniband')
-rw-r--r-- | drivers/infiniband/hw/mlx5/mr.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c index f583476f5c8b..077ca10d9ed9 100644 --- a/drivers/infiniband/hw/mlx5/mr.c +++ b/drivers/infiniband/hw/mlx5/mr.c @@ -411,7 +411,7 @@ struct mlx5_ib_mr *mlx5_mr_cache_alloc(struct mlx5_ib_dev *dev, int entry) if (entry < 0 || entry >= MAX_MR_CACHE_ENTRIES) { mlx5_ib_err(dev, "cache entry %d is out of range\n", entry); - return NULL; + return ERR_PTR(-EINVAL); } ent = &cache->ent[entry]; |