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[ALSA] ASoC WM9712 kmemdup

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

Signed-off-by: Graeme Gregory <gg@opensource.wolfsonmicro.com>
Signed-off-by: Liam Girdwood <lg@opensource.wolfsonmicro.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
This commit is contained in:
Graeme Gregory 2007-04-16 15:35:46 +02:00 • committed by Jaroslav Kysela
parent 826220463f
commit 30652c4506
1 changed files with 3 additions and 4 deletions

7
sound/soc/codecs/wm9712.c
View file

@ -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";