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ASoC: hdac_hdmi: fix possible NULL dereference

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kzalloc() can return NULL if it fails, and then we will be dereferencing
a NULL pointer.

Signed-off-by: Sudip Mukherjee <sudip@vectorindia.org>
Signed-off-by: Mark Brown <broonie@kernel.org>
This commit is contained in:
Sudip Mukherjee 2015-11-23 17:45:13 +05:30 committed by Mark Brown
parent 96b96a743c
commit 8d33ab2424
1 changed files with 2 additions and 0 deletions
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2
sound/soc/codecs/hdac_hdmi.c
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@ -200,6 +200,8 @@ static int hdac_hdmi_set_hw_params(struct snd_pcm_substream *substream,
}
dd = kzalloc(sizeof(*dd), GFP_KERNEL);
if (!dd)
return -ENOMEM;
dd->format = snd_hdac_calc_stream_format(params_rate(hparams),
params_channels(hparams), params_format(hparams),
24, 0);