[PATCH 5.15 128/245] vdpa/mlx5: Dont clear mr struct on destroy MR

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5.15-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Eli Cohen <elic@xxxxxxxxxx>

[ Upstream commit aef24311bd2d8a6d39a80c34f278b0fd1692aed3 ]

Clearing the mr struct erases the lock owner and causes warnings to be
emitted. It is not required to clear the mr so remove the memset call.

Fixes: 94abbccdf291 ("vdpa/mlx5: Add shared memory registration code")
Signed-off-by: Eli Cohen <elic@xxxxxxxxxx>
Message-Id: <20230206121956.1149356-1-elic@xxxxxxxxxx>
Signed-off-by: Michael S. Tsirkin <mst@xxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/vdpa/mlx5/core/mr.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/drivers/vdpa/mlx5/core/mr.c b/drivers/vdpa/mlx5/core/mr.c
index ff010c6d0cd39..bdc7595fcb0e3 100644
--- a/drivers/vdpa/mlx5/core/mr.c
+++ b/drivers/vdpa/mlx5/core/mr.c
@@ -505,7 +505,6 @@ void mlx5_vdpa_destroy_mr(struct mlx5_vdpa_dev *mvdev)
 	else
 		destroy_dma_mr(mvdev, mr);
 
-	memset(mr, 0, sizeof(*mr));
 	mr->initialized = false;
 out:
 	mutex_unlock(&mr->mkey_mtx);
-- 
2.43.0







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