From a14af325641794d1ce8e676e9c4967342349195c Mon Sep 17 00:00:00 2001
From: Sebastian Ott <sebott@linux.vnet.ibm.com>
Date: Tue, 17 Jul 2012 10:39:10 +0200
Subject: driver core: don't trigger uevent after failure

Do not send the uevent if driver_add_groups failed.

Reported-by: Ming Lei <ming.lei@canonical.com>
Signed-off-by: Sebastian Ott <sebott@linux.vnet.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index 1b500d6..974e301 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -185,9 +185,10 @@ int driver_register(struct device_driver *drv)
 	if (ret)
 		return ret;
 	ret = driver_add_groups(drv, drv->groups);
-	if (ret)
+	if (ret) {
 		bus_remove_driver(drv);
-
+		return ret;
+	}
 	kobject_uevent(&drv->p->kobj, KOBJ_ADD);
 
 	return ret;
-- 
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