4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx> 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@xxxxxxxxxxx> Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Cc: Guenter Roeck <linux@xxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- 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; }