diff options
| author | Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> | 2017-05-17 09:50:32 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2017-05-17 12:30:47 +0300 |
| commit | 374503c6109e60f48fa9b11341b14466f07bd3f4 (patch) | |
| tree | e05a504d060731ff7f464ddde7b502da50093637 | |
| parent | 2adcea7e22d382e2becf5671e92296f79672b957 (diff) | |
| download | linux-374503c6109e60f48fa9b11341b14466f07bd3f4.tar.xz | |
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>
| -rw-r--r-- | sound/soc/sh/rcar/cmd.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/sh/rcar/cmd.c b/sound/soc/sh/rcar/cmd.c index 7d92a24b7cfa..98835e9d1d7d 100644 --- 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 *mod, [9] = 0x2, }; + if (unlikely(!src)) + return -EIO; + data = path[rsnd_mod_id(src)] | cmd_case[rsnd_mod_id(src)] << 16; } |