cxgb4: remove workqueue when driver registration fails

When driver registration fails, we need to clean up the resources allocated
before. cxgb4 missed to destroy the workqueue allocated at the very beginning.

This patch destroies the workqueue when registration fails.

Signed-off-by: Wei Yang <weiyang@linux.vnet.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 0d0665ca6f1914f77fa3aa23b68254d42fcd0c86..c73cabdbd4c08a22fd506eef8a219f02833fb4b3 100644 (file)
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -6149,8 +6149,10 @@ static int __init cxgb4_init_module(void)
                pr_warn("could not create debugfs entry, continuing\n");
 
        ret = pci_register_driver(&cxgb4_driver);
-       if (ret < 0)
+       if (ret < 0) {
                debugfs_remove(cxgb4_debugfs_root);
+               destroy_workqueue(workq);
+       }
 
        register_inet6addr_notifier(&cxgb4_inet6addr_notifier);