From: David Kershner <david.kershner@unisys.com>
Date: Fri, 4 Sep 2015 16:01:31 +0000 (-0400)
Subject: staging: unisys: visorbus: Unregister driver on error
X-Git-Tag: v5.15~15009^2~7
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=418627ddc6d1ed50a3dfd2c8f938741b0cbcc1ed;p=platform%2Fkernel%2Flinux-starfive.git

staging: unisys: visorbus: Unregister driver on error

If there is an error in registering driver attributes, unregister
the driver as well.

Signed-off-by: David Kershner <david.kershner@unisys.com>
Signed-off-by: Benjamin Romer <benjamin.romer@unisys.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/unisys/visorbus/visorbus_main.c b/drivers/staging/unisys/visorbus/visorbus_main.c
index 2309f5f..7905ea9 100644
--- a/drivers/staging/unisys/visorbus/visorbus_main.c
+++ b/drivers/staging/unisys/visorbus/visorbus_main.c
@@ -885,6 +885,8 @@ int visorbus_register_visor_driver(struct visor_driver *drv)
 	if (rc < 0)
 		return rc;
 	rc = register_driver_attributes(drv);
+	if (rc < 0)
+		driver_unregister(&drv->driver);
 	return rc;
 }
 EXPORT_SYMBOL_GPL(visorbus_register_visor_driver);