diff --git a/[refs] b/[refs]
index 7c0466a5b6bf..5a26095a8e85 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 9f3b795a626ee79574595e06d1437fe0c7d51d29
+refs/heads/master: 6e9430ac57e8c1f41ab24ef7fbb3d452c7eb7246
diff --git a/trunk/drivers/tty/tty_io.c b/trunk/drivers/tty/tty_io.c
index da9fde850754..6b20fd66d4ad 100644
--- a/trunk/drivers/tty/tty_io.c
+++ b/trunk/drivers/tty/tty_io.c
@@ -2906,9 +2906,9 @@ void do_SAK(struct tty_struct *tty)
 
 EXPORT_SYMBOL(do_SAK);
 
-static int dev_match_devt(struct device *dev, void *data)
+static int dev_match_devt(struct device *dev, const void *data)
 {
-	dev_t *devt = data;
+	const dev_t *devt = data;
 	return dev->devt == *devt;
 }