ALSA: hda - check NULL pointer when creating SPDIF PCM switch

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If the new control cannot be created, this function will return to avoid
snd_hda_ctl_add dereferencing a NULL control pointer.

Signed-off-by: Mengdong Lin <mengdong.lin@intel.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

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Mengdong Lin 2013-03-07 14:11:05 -05:00 • committed by Takashi Iwai

parent 25336e8ae2

commit 4c7a548a70

1 changed files with 7 additions and 2 deletions

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9

sound/pci/hda/hda_codec.c

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