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Commit dc6d84c6 authored by Axel Lin's avatar Axel Lin Committed by Mark Brown
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ASoC: rt286: Fix run time error while modifying const data 



Make a copy of memory for index_cache rather than directly use the
rt286_index_def to avoid run time error.

Fixes: c418a84a ("ASoC: Constify reg_default tables")
Signed-off-by: default avatarAxel Lin <axel.lin@ingics.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 6ff33f39

sound/soc/codecs/rt286.c

+6 −2
Original line number Diff line number Diff line
@@ -38,7 +38,7 @@ 
#define RT288_VENDOR_ID 0x10ec0288



struct rt286_priv {

	const struct reg_default *index_cache;

	struct reg_default *index_cache;

	int index_cache_size;

	struct regmap *regmap;

	struct snd_soc_codec *codec;
@@ -1161,7 +1161,11 @@ static int rt286_i2c_probe(struct i2c_client *i2c, 
		return -ENODEV;

	}



	rt286->index_cache = rt286_index_def;

	rt286->index_cache = devm_kmemdup(&i2c->dev, rt286_index_def,

					  sizeof(rt286_index_def), GFP_KERNEL);

	if (!rt286->index_cache)

		return -ENOMEM;



	rt286->index_cache_size = INDEX_CACHE_SIZE;

	rt286->i2c = i2c;

	i2c_set_clientdata(i2c, rt286);