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ASoC: fix a memory-leak in wm8903
Remember to free the temporary register-cache. Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Acked-by: Liam Girdwood <lrg@slimlogic.co.uk> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: stable@kernel.org
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1 changed files with 2 additions and 1 deletions
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@ -1504,7 +1504,7 @@ static int wm8903_resume(struct platform_device *pdev)
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struct i2c_client *i2c = codec->control_data;
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int i;
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u16 *reg_cache = codec->reg_cache;
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u16 *tmp_cache = kmemdup(codec->reg_cache, sizeof(wm8903_reg_defaults),
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u16 *tmp_cache = kmemdup(reg_cache, sizeof(wm8903_reg_defaults),
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GFP_KERNEL);
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/* Bring the codec back up to standby first to minimise pop/clicks */
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@ -1516,6 +1516,7 @@ static int wm8903_resume(struct platform_device *pdev)
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for (i = 2; i < ARRAY_SIZE(wm8903_reg_defaults); i++)
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if (tmp_cache[i] != reg_cache[i])
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snd_soc_write(codec, i, tmp_cache[i]);
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kfree(tmp_cache);
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} else {
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dev_err(&i2c->dev, "Failed to allocate temporary cache\n");
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}
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