Patch "ASoC: rsnd: check src mod pointer for rsnd_mod_id()" has been added to the 4.9-stable tree

Patch "ASoC: rsnd: check src mod pointer for rsnd_mod_id()" has been added to the 4.9-stable tree

[gregkh]

This is a note to let you know that I've just added the patch titled

    ASoC: rsnd: check src mod pointer for rsnd_mod_id()

to the 4.9-stable tree which can be found at:
    http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary

The filename of the patch is:
     asoc-rsnd-check-src-mod-pointer-for-rsnd_mod_id.patch
and it can be found in the queue-4.9 subdirectory.

If you, or anyone else, feels it should not be added to the stable tree,
please let <stable@vger.kernel.org> know about it.


>From 374503c6109e60f48fa9b11341b14466f07bd3f4 Mon Sep 17 00:00:00 2001
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Wed, 17 May 2017 06:50:32 +0000
Subject: ASoC: rsnd: check src mod pointer for rsnd_mod_id()

From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>

commit 374503c6109e60f48fa9b11341b14466f07bd3f4 upstream.

Without this patch, gcc 4.9.x says

    sound/soc/sh/rcar/cmd.c: In function 'rsnd_cmd_init':
    sound/soc/sh/rcar/cmd.c:85:14: warning: array subscript is below array\
	bounds [-Warray-bounds]
	data = path[rsnd_mod_id(src)] |

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Cc: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

---
 sound/soc/sh/rcar/cmd.c |    3 +++
 1 file changed, 3 insertions(+)

--- a/sound/soc/sh/rcar/cmd.c
+++ b/sound/soc/sh/rcar/cmd.c
@@ -82,6 +82,9 @@ static int rsnd_cmd_init(struct rsnd_mod
 			[9] = 0x2,
 		};
 
+		if (unlikely(!src))
+			return -EIO;
+
 		data = path[rsnd_mod_id(src)] |
 			cmd_case[rsnd_mod_id(src)] << 16;
 	}


Patches currently in stable-queue which might be from kuninori.morimoto.gx@renesas.com are

queue-4.9/asoc-rsnd-check-src-mod-pointer-for-rsnd_mod_id.patch