diff --git a/[refs] b/[refs]
index f444a30e2345..1d4f132c989f 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f1c2bb8b9964ed31de988910f8b1cfb586d30091
+refs/heads/master: 39073db15bf9016003e8a4e607d517f4928b713c
diff --git a/trunk/arch/um/drivers/harddog_user.c b/trunk/arch/um/drivers/harddog_user.c
index b56f8e0196a9..84dce3fc590c 100644
--- a/trunk/arch/um/drivers/harddog_user.c
+++ b/trunk/arch/um/drivers/harddog_user.c
@@ -32,7 +32,7 @@ int start_watchdog(int *in_fd_ret, int *out_fd_ret, char *sock)
 {
 	struct dog_data data;
 	int in_fds[2], out_fds[2], pid, n, err;
-	char pid_buf[sizeof("nnnnn\0")], c;
+	char pid_buf[sizeof("nnnnnnn\0")], c;
 	char *pid_args[] = { "/usr/bin/uml_watchdog", "-pid", pid_buf, NULL };
 	char *mconsole_args[] = { "/usr/bin/uml_watchdog", "-mconsole", NULL,
 				  NULL };