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>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 0d0665ca6f19..c73cabdbd4c0 100644
--- 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);