diff --git a/[refs] b/[refs]
index bcb375032f4f..af64a38fe456 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b74e2082f8e7b8f37af3fc39e8ee0dd0d218c589
+refs/heads/master: 4d9c55e44336602f8b2880b972fb55f67bc51dd0
diff --git a/trunk/kernel/fork.c b/trunk/kernel/fork.c
index efb618fc8ffe..cb46befdd3a0 100644
--- a/trunk/kernel/fork.c
+++ b/trunk/kernel/fork.c
@@ -1787,7 +1787,7 @@ asmlinkage long sys_unshare(unsigned long unshare_flags)
 int unshare_files(struct files_struct **displaced)
 {
 	struct task_struct *task = current;
-	struct files_struct *copy;
+	struct files_struct *copy = NULL;
 	int error;
 
 	error = unshare_fd(CLONE_FILES, &copy);