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Subject[PATCH] mlx5: vdpa: fix possible uninitialized var
Date
Upstream: posted

When compiling with -Werror=maybe-uninitialized, gcc may complains the
possible uninitialized umem. Fix that.

Signed-off-by: Jason Wang <jasowang@redhat.com>
---
drivers/vdpa/mlx5/net/mlx5_vnet.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c
index f1d54814db97..a6ad83d8d8e2 100644
--- a/drivers/vdpa/mlx5/net/mlx5_vnet.c
+++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c
@@ -706,6 +706,9 @@ static void umem_destroy(struct mlx5_vdpa_net *ndev, struct mlx5_vdpa_virtqueue
case 3:
umem = &mvq->umem3;
break;
+ default:
+ WARN(1, "unsupported umem num %d\n", num);
+ return;
}

MLX5_SET(destroy_umem_in, in, opcode, MLX5_CMD_OP_DESTROY_UMEM);
--
2.25.1
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