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

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>
This commit is contained in:
Kuninori Morimoto 2017-05-17 06:50:32 +00:00 committed by Mark Brown
parent 2adcea7e22
commit 374503c610
1 changed files with 3 additions and 0 deletions

View File

@ -82,6 +82,9 @@ static int rsnd_cmd_init(struct rsnd_mod *mod,
[9] = 0x2,
};
if (unlikely(!src))
return -EIO;
data = path[rsnd_mod_id(src)] |
cmd_case[rsnd_mod_id(src)] << 16;
}