From 5db8617ba7e8fcda1c5dd310c62ac8d31eaf9eae Mon Sep 17 00:00:00 2001
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Mon, 28 Oct 2019 14:29:55 +0900
Subject: [PATCH] ASoC: rsnd: core.c: add WARN_ON() on rsnd_channel_normalization()
Git-commit: 5db8617ba7e8fcda1c5dd310c62ac8d31eaf9eae
Patch-mainline: v5.5-rc1
References: jsc#SLE-16518
chan > 8 or chan < 0 shouldn't happen.
This patch uses WARN_ON() for such case.
Reported-by: Pavel Machek <pavel@denx.de>
Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Link: https://lore.kernel.org/r/87y2x530a4.wl-kuninori.morimoto.gx@renesas.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
sound/soc/sh/rcar/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index 72924c8b0696..871afe75ca42 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -302,7 +302,7 @@ int rsnd_runtime_channel_after_ctu_with_params(struct rsnd_dai_stream *io,
int rsnd_channel_normalization(int chan)
{
- if ((chan > 8) || (chan < 0))
+ if (WARN_ON((chan > 8) || (chan < 0)))
return 0;
/* TDM Extend Mode needs 8ch */
--
2.16.4