[PATCH 4/7] driver core: fix unnecessary NULL check in drivers/base/class.c

[Greg KH <greg@kroah.com>]

This patch tries to fix an issue in drivers/base/class.c, please
review and apply if correct.

Patch Description:
  "parent_class" is checked for NULL already, so removed the unnecessary
  check.

Signed-off-by: Jayachandran C. <c.jayachandran@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

---

 drivers/base/class.c |   13 ++++++-------
 1 files changed, 6 insertions(+), 7 deletions(-)

a14388904ca67197c9a531dba2358d8131697865
diff --git a/drivers/base/class.c b/drivers/base/class.c
index df7fdab..0e71dff 100644
--- a/drivers/base/class.c
+++ b/drivers/base/class.c
@@ -562,14 +562,13 @@ int class_device_add(struct class_device
 	kobject_uevent(&class_dev->kobj, KOBJ_ADD);
 
 	/* notify any interfaces this device is now here */
-	if (parent_class) {
-		down(&parent_class->sem);
-		list_add_tail(&class_dev->node, &parent_class->children);
-		list_for_each_entry(class_intf, &parent_class->interfaces, node)
-			if (class_intf->add)
-				class_intf->add(class_dev, class_intf);
-		up(&parent_class->sem);
+	down(&parent_class->sem);
+	list_add_tail(&class_dev->node, &parent_class->children);
+	list_for_each_entry(class_intf, &parent_class->interfaces, node) {
+		if (class_intf->add)
+			class_intf->add(class_dev, class_intf);
 	}
+	up(&parent_class->sem);
 
  register_done:
 	if (error) {
-- 
1.2.6


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