ALSA: hda - Don't assume non-NULL PCM ops

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The PCM ops might be set NULL, or cleared to NULL when the driver is
unbound.  Give a proper NULL check at each place to be more robust.

Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Takashi Iwai 2015-02-27 17:57:55 +01:00

parent bbbc7e8502

commit 61ca4107a1

2 changed files with 26 additions and 13 deletions

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9

sound/pci/hda/hda_codec.c

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30

sound/pci/hda/hda_controller.c

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