Message ID | adavdoywrsn.fsf_-_@cisco.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
From: Roland Dreier <rdreier@cisco.com> Date: Mon, 20 Apr 2009 21:32:08 -0700 > 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: Roland Dreier <rolandd@cisco.com> Applied. -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
diff --git a/drivers/net/mlx4/en_main.c b/drivers/net/mlx4/en_main.c index eda72dd..510633f 100644 --- a/drivers/net/mlx4/en_main.c +++ b/drivers/net/mlx4/en_main.c @@ -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 @@ err_free_netdev: flush_workqueue(mdev->workqueue); /* Stop event queue before we drop down to release shared SW state */ - -err_close_nic: destroy_workqueue(mdev->workqueue); + err_mr: mlx4_mr_free(dev, &mdev->mr); err_uar:
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: Roland Dreier <rolandd@cisco.com> --- drivers/net/mlx4/en_main.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-) -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html