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From: Leon Romanovsky <leon@kernel.org>
To: Doug Ledford <dledford@redhat.com>, Jason Gunthorpe <jgg@nvidia.com>
Cc: Leon Romanovsky <leonro@nvidia.com>,
	kernel test robot <lkp@intel.com>,
	linux-rdma@vger.kernel.org
Subject: [PATCH rdma-next] RDMA/mlx5: Add missing returned error check of mlx5_ib_dereg_mr
Date: Sun, 14 Mar 2021 10:22:50 +0200	[thread overview]
Message-ID: <20210314082250.10143-1-leon@kernel.org> (raw)

From: Leon Romanovsky <leonro@nvidia.com>

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

Fixes: 715d68e63629 ("RDMA/mlx5: Consolidate MR destruction to mlx5_ib_dereg_mr()")
Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Leon Romanovsky <leonro@nvidia.com>
---
 drivers/infiniband/hw/mlx5/mr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/hw/mlx5/mr.c b/drivers/infiniband/hw/mlx5/mr.c
index dbf4c6face6c..552fecd210c2 100644
--- a/drivers/infiniband/hw/mlx5/mr.c
+++ b/drivers/infiniband/hw/mlx5/mr.c
@@ -1962,7 +1962,7 @@ 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;
-- 
2.30.2


             reply	other threads:[~2021-03-14  8:23 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-14  8:22 Leon Romanovsky [this message]
2021-03-22 12:30 ` [PATCH rdma-next] RDMA/mlx5: Add missing returned error check of mlx5_ib_dereg_mr Jason Gunthorpe

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