From: Dan Carpenter <dan.carpenter@oracle.com>
Date: Fri, 8 Nov 2013 09:46:10 +0000 (+0300)
Subject: ASoC: rcar: off by one in rsnd_scu_set_route()
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b5f3d7af286a28e2fcc92debaba40844cb32bfb4;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

ASoC: rcar: off by one in rsnd_scu_set_route()

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>
Acked-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@linaro.org>
---

diff --git a/sound/soc/sh/rcar/scu.c b/sound/soc/sh/rcar/scu.c
index 1ab1bce6be7f..5e46ef2e8bb8 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;
 
 	/*