[PATCH] driver core: handles kobject_uevent failure while device_add

[Dmitriy Monakhov]

Signed-off-by: Monakhov Dmitriy <dmonakhov@xxxxxxxxxx>
---
 drivers/base/core.c |   10 ++++++++--
 1 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/drivers/base/core.c b/drivers/base/core.c
index 142c222..da73012 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -630,8 +630,11 @@ int device_add(struct device *dev)
 		goto PMError;
 	if ((error = bus_add_device(dev)))
 		goto BusError;
-	if (!dev->uevent_suppress)
-		kobject_uevent(&dev->kobj, KOBJ_ADD);
+	if (!dev->uevent_suppress) {
+		error = kobject_uevent(&dev->kobj, KOBJ_ADD);
+		if (error)
+			goto UeventError;
+	}
 	bus_attach_device(dev);
 	if (parent)
 		klist_add_tail(&dev->knode_parent, &parent->klist_children);
@@ -651,6 +654,9 @@ int device_add(struct device *dev)
  	kfree(class_name);
 	put_device(dev);
 	return error;
+
+ UeventError:
+ 	bus_remove_device(dev);
  BusError:
 	device_pm_remove(dev);
  PMError:
-- 
1.5.0.1


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