Merge branch 'master' into for-next

Sync up with Linus' tree to be able to apply Cesar's patch
against newer version of the code.

Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 3 insertions, 5 deletions

diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index eb7cc91b725..a781bdf0669 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -142,6 +142,7 @@ static int insert_entry(struct ctl_table_header *head, struct ctl_table *entry)
 	}
 
 	rb_link_node(node, parent, p);
+	rb_insert_color(node, &head->parent->root);
 	return 0;
 }
 
@@ -168,10 +169,8 @@ static void init_header(struct ctl_table_header *head,
 	head->node = node;
 	if (node) {
 		struct ctl_table *entry;
-		for (entry = table; entry->procname; entry++, node++) {
-			rb_init_node(&node->node);
+		for (entry = table; entry->procname; entry++, node++)
 			node->header = head;
-		}
 	}
 }
 
@@ -266,8 +265,7 @@ void sysctl_head_put(struct ctl_table_header *head)
 
 static struct ctl_table_header *sysctl_head_grab(struct ctl_table_header *head)
 {
-	if (!head)
-		BUG();
+	BUG_ON(!head);
 	spin_lock(&sysctl_lock);
 	if (!use_table(head))
 		head = ERR_PTR(-ENOENT);