Unverified Commit 468a272c authored by Pierre-Louis Bossart's avatar Pierre-Louis Bossart Committed by Mark Brown
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ASoC: max98373-sdw: add missing memory allocation check 



We forgot to test that devm_kcalloc doesn't return NULL.

Fixes: 349dd239 ('ASoC: max98373: don't access volatile registers in bias level off')
Signed-off-by: default avatarPierre-Louis Bossart <pierre-louis.bossart@linux.intel.com>
Reviewed-by: default avatarGuennadi Liakhovetski <guennadi.liakhovetski@linux.intel.com>
Reviewed-by: default avatarBard Liao <bard.liao@intel.com>
Link: https://lore.kernel.org/r/20210607222239.582139-2-pierre-louis.bossart@linux.intel.com


Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent c8a4556d

sound/soc/codecs/max98373-sdw.c

+2 −0
Original line number Diff line number Diff line
@@ -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];