Commit 1a44cc37 authored by Roland Dreier's avatar Roland Dreier Committed by David S. Miller

mlx4_en: Fix cleanup if workqueue create in mlx4_en_add() fails

If creating a workqueue fails, don't jump to the error path where that
same workqueue is destroyed, since destroy_workqueue() can't handle a
NULL pointer.

This was spotted by the Coverity checker (CID 2617).
Signed-off-by: default avatarRoland Dreier <>
Signed-off-by: default avatarDavid S. Miller <>
parent b1b243af
......@@ -181,7 +181,7 @@ static void *mlx4_en_add(struct mlx4_dev *dev)
mdev->workqueue = create_singlethread_workqueue("mlx4_en");
if (!mdev->workqueue) {
err = -ENOMEM;
goto err_close_nic;
goto err_mr;
/* At this stage all non-port specific tasks are complete:
......@@ -214,9 +214,8 @@ static void *mlx4_en_add(struct mlx4_dev *dev)
/* Stop event queue before we drop down to release shared SW state */
mlx4_mr_free(dev, &mdev->mr);
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