Commit b5486430 authored by Leon Romanovsky's avatar Leon Romanovsky Committed by Jason Gunthorpe
Browse files

RDMA/mlx5: Add missing returned error check of mlx5_ib_dereg_mr 

Fix the following smatch error:

drivers/infiniband/hw/mlx5/mr.c:1950 mlx5_ib_dereg_mr() error: uninitialized symbol 'rc'.

Fixes: e6fb246c ("RDMA/mlx5: Consolidate MR destruction to mlx5_ib_dereg_mr()")
Link: https://lore.kernel.org/r/20210314082250.10143-1-leon@kernel.org


Reported-by: default avatarkernel test robot <lkp@intel.com>
Signed-off-by: default avatarLeon Romanovsky <leonro@nvidia.com>
Signed-off-by: default avatarJason Gunthorpe <jgg@nvidia.com>
parent 7610ab57

drivers/infiniband/hw/mlx5/mr.c

+1 −1
Original line number Diff line number Diff line
@@ -1946,7 +1946,7 @@ int mlx5_ib_dereg_mr(struct ib_mr *ibmr, struct ib_udata *udata) 
			mr->mtt_mr = NULL;

		}

		if (mr->klm_mr) {

			mlx5_ib_dereg_mr(&mr->klm_mr->ibmr, NULL);

			rc = mlx5_ib_dereg_mr(&mr->klm_mr->ibmr, NULL);

			if (rc)

				return rc;

			mr->klm_mr = NULL;