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

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If "id == ARRAY_SIZE(routes)" then we read one space beyond the end of
the routes[] array.

Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>

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;
 
 	/*
--
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