diff options
| author | Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> | 2021-06-07 17:22:25 -0500 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2021-06-08 13:36:25 +0100 |
| commit | 468a272ca49cc4e2f58f3c360643c3f6d313c146 (patch) | |
| tree | 33d198a87f14b348d6debb02a3417d0c0efc7471 /sound/soc/codecs/max98373-sdw.c | |
| parent | c8a4556d98510ca05bad8d02265a4918b03a8c0b (diff) | |
ASoC: max98373-sdw: add missing memory allocation check
We forgot to test that devm_kcalloc doesn't return NULL.
Fixes: 349dd23931d1 ('ASoC: max98373: don't access volatile registers in bias level off')
Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: Guennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: Bard Liao <bard.liao@intel.com>
Link: https://lore.kernel.org/r/20210607222239.582139-2-pierre-louis.bossart@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/max98373-sdw.c')
| -rw-r--r-- | sound/soc/codecs/max98373-sdw.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/soc/codecs/max98373-sdw.c b/sound/soc/codecs/max98373-sdw.c index d8c47667a9ea..e178fdb6b899 100644 --- a/sound/soc/codecs/max98373-sdw.c +++ b/sound/soc/codecs/max98373-sdw.c @@ -786,6 +786,8 @@ static int max98373_init(struct sdw_slave *slave, struct regmap *regmap) max98373->cache = devm_kcalloc(dev, max98373->cache_num, sizeof(*max98373->cache), GFP_KERNEL); + if (!max98373->cache) + return -ENOMEM; for (i = 0; i < max98373->cache_num; i++) max98373->cache[i].reg = max98373_sdw_cache_reg[i]; |