pci: fix __pci_register_driver error handling
__pci_register_driver() error path forgot to unwind.
driver_unregister() needs to be called when pci_create_newid_file() failed.
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 194f1d2..84ec9c8 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -445,9 +445,12 @@
/* register with core */
error = driver_register(&drv->driver);
+ if (error)
+ return error;
- if (!error)
- error = pci_create_newid_file(drv);
+ error = pci_create_newid_file(drv);
+ if (error)
+ driver_unregister(&drv->driver);
return error;
}
