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Commit 30652c45 authored by Graeme Gregory's avatar Graeme Gregory Committed by Jaroslav Kysela
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[ALSA] ASoC WM9712 kmemdup 



This patch creates the WM9712 codec register cache using kmemdup instead
of doing a kzalloc followed by a memcpy.

Signed-off-by: default avatarGraeme Gregory <gg@opensource.wolfsonmicro.com>
Signed-off-by: default avatarLiam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: default avatarTakashi Iwai <tiwai@suse.de>
Signed-off-by: default avatarJaroslav Kysela <perex@suse.cz>
parent 82622046

sound/soc/codecs/wm9712.c

+3 −4
Original line number Diff line number Diff line
@@ -676,14 +676,13 @@ static int wm9712_soc_probe(struct platform_device *pdev) 
	codec = socdev->codec;

	mutex_init(&codec->mutex);



	codec->reg_cache =

		kzalloc(sizeof(u16) * ARRAY_SIZE(wm9712_reg), GFP_KERNEL);

	codec->reg_cache = kmemdup(wm9712_reg, sizeof(wm9712_reg), GFP_KERNEL);



	if (codec->reg_cache == NULL) {

		ret = -ENOMEM;

		goto cache_err;

	}

	memcpy(codec->reg_cache, wm9712_reg, sizeof(u16) * ARRAY_SIZE(wm9712_reg));

	codec->reg_cache_size = sizeof(u16) * ARRAY_SIZE(wm9712_reg);

	codec->reg_cache_size = sizeof(wm9712_reg);

	codec->reg_cache_step = 2;



	codec->name = "WM9712";