diff --git a/[refs] b/[refs]
index 43e0e1702b4d..dd5786caa30d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 0093b108a6853d8398e1acf9021bcbd4666f4594
+refs/heads/master: 02d51fdfb2bfcf6bbd776f983177f55868aa0a79
diff --git a/trunk/mm/percpu.c b/trunk/mm/percpu.c
index 5954e7a9eb1e..3d0f5456827c 100644
--- a/trunk/mm/percpu.c
+++ b/trunk/mm/percpu.c
@@ -639,7 +639,7 @@ static int pcpu_populate_chunk(struct pcpu_chunk *chunk, int off, int size)
 	int page_start = PFN_DOWN(off);
 	int page_end = PFN_UP(off + size);
 	int map_start = -1;
-	int map_end;
+	int uninitialized_var(map_end);
 	unsigned int cpu;
 	int i;