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-rw-r--r--lib/kobject.c5
1 files changed, 4 insertions, 1 deletions
diff --git a/lib/kobject.c b/lib/kobject.c
index 445dcaeb0f56..763d70a18941 100644
--- a/lib/kobject.c
+++ b/lib/kobject.c
@@ -601,12 +601,15 @@ struct kobject *kobject_get(struct kobject *kobj)
}
EXPORT_SYMBOL(kobject_get);
-static struct kobject * __must_check kobject_get_unless_zero(struct kobject *kobj)
+struct kobject * __must_check kobject_get_unless_zero(struct kobject *kobj)
{
+ if (!kobj)
+ return NULL;
if (!kref_get_unless_zero(&kobj->kref))
kobj = NULL;
return kobj;
}
+EXPORT_SYMBOL(kobject_get_unless_zero);
/*
* kobject_cleanup - free kobject resources.