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ALSA: compress: Use kzalloc() for ioctls writing back data

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Like the previous patch by Dan, we should clear the data to be
returned from certain compress ioctls, namely,
snd_compr_get_codec_caps() and snd_compr_get_params().
This time, we can simply replace kmalloc() with kzalloc().

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2013-04-22 10:38:26 +02:00
parent 1c62e9f2b5
commit 47966e9779
1 changed files with 2 additions and 2 deletions
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4
sound/core/compress_offload.c
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@ -428,7 +428,7 @@ snd_compr_get_codec_caps(struct snd_compr_stream *stream, unsigned long arg)
if (!stream->ops->get_codec_caps) if (!stream->ops->get_codec_caps)
return -ENXIO; return -ENXIO;
caps = kmalloc(sizeof(*caps), GFP_KERNEL); caps = kzalloc(sizeof(*caps), GFP_KERNEL);
if (!caps) if (!caps)
return -ENOMEM; return -ENOMEM;
@ -545,7 +545,7 @@ snd_compr_get_params(struct snd_compr_stream *stream, unsigned long arg)
if (!stream->ops->get_params) if (!stream->ops->get_params)
return -EBADFD; return -EBADFD;
params = kmalloc(sizeof(*params), GFP_KERNEL); params = kzalloc(sizeof(*params), GFP_KERNEL);
if (!params) if (!params)
return -ENOMEM; return -ENOMEM;
retval = stream->ops->get_params(stream, params); retval = stream->ops->get_params(stream, params);