lib : kobject: fix refcount imblance on kobject_rename
the kobj refcount increased by kobject_get should be released before
error return, otherwise lead to a memory leak.
Signed-off-by: Lin Yi <teroincn@163.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/lib/kobject.c b/lib/kobject.c
index f2ccdba..83198cb 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -498,8 +498,10 @@ int kobject_rename(struct kobject *kobj, const char *new_name)
kobj = kobject_get(kobj);
if (!kobj)
return -EINVAL;
- if (!kobj->parent)
+ if (!kobj->parent) {
+ kobject_put(kobj);
return -EINVAL;
+ }
devpath = kobject_get_path(kobj, GFP_KERNEL);
if (!devpath) {