[alsa-devel] [patch] ASoC: rcar: off by one in rsnd_scu_set_route()

8 Nov 2013

If "id == ARRAY_SIZE(routes)" then we read one space beyond the end of
the routes[] array.
Signed-off-by: Dan Carpenter dan.carpenter@oracle.com

diff --git a/sound/soc/sh/rcar/scu.c b/sound/soc/sh/rcar/scu.c
index 1ab1bce..5e46ef2 100644
--- a/sound/soc/sh/rcar/scu.c
+++ b/sound/soc/sh/rcar/scu.c
@@ -68,7 +68,7 @@ static int rsnd_scu_set_route(struct rsnd_priv *priv,
    	return 0;
id = rsnd_mod_id(mod);
-	if (id < 0 || id > ARRAY_SIZE(routes))
+	if (id < 0 || id >= ARRAY_SIZE(routes))
    	return -EIO;
/*

    