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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2019-03-15 14:05:00 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2019-03-15 14:05:00 -0700 |
| commit | 2dbb0e6c1961d823354c12bc1b66b005d1c78092 (patch) | |
| tree | 166732407ebb9bfac32e4d23044ad300d9b867be /sound/hda | |
| parent | 8264fd046a0884d6bf475a784412978dbbd93175 (diff) | |
| parent | da484d00f020af3dd7cfcc6c4b69a7f856832883 (diff) | |
| download | blackbird-op-linux-2dbb0e6c1961d823354c12bc1b66b005d1c78092.tar.gz blackbird-op-linux-2dbb0e6c1961d823354c12bc1b66b005d1c78092.zip | |
Merge tag 'sound-fix-5.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"Some cleaning after the first batch; mostly about HD-audio quirks but
also some NULL dereference fixes in corner cases and a random build
error fix, too"
* tag 'sound-fix-5.1-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
ALSA: hda/realtek - Add support headset mode for New DELL WYSE NB
ALSA: hda/realtek - Add support headset mode for DELL WYSE AIO
ALSA: hda/realtek: merge alc_fixup_headset_jack to alc295_fixup_chromebook
ALSA: pcm: Fix function name in kernel-doc comment
ALSA: hda: hdmi - add Icelake support
ALSA: hda - add more quirks for HP Z2 G4 and HP Z240
ALSA: hda/realtek - Fixed Headset Mic JD not stable
ALSA: hda/realtek: Enable headset MIC of Acer TravelMate X514-51T with ALC255
ALSA: hda/tegra: avoid build error without CONFIG_PM
ALSA: usx2y: Fix potential NULL pointer dereference
ALSA: hda: Avoid NULL pointer dereference at snd_hdac_stream_start()
Diffstat (limited to 'sound/hda')
| -rw-r--r-- | sound/hda/hdac_stream.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/sound/hda/hdac_stream.c b/sound/hda/hdac_stream.c index f5dd288d1a7a..76e9b41fcea2 100644 --- a/sound/hda/hdac_stream.c +++ b/sound/hda/hdac_stream.c @@ -95,7 +95,10 @@ void snd_hdac_stream_start(struct hdac_stream *azx_dev, bool fresh_start) 1 << azx_dev->index, 1 << azx_dev->index); /* set stripe control */ - stripe_ctl = snd_hdac_get_stream_stripe_ctl(bus, azx_dev->substream); + if (azx_dev->substream) + stripe_ctl = snd_hdac_get_stream_stripe_ctl(bus, azx_dev->substream); + else + stripe_ctl = 0; snd_hdac_stream_updateb(azx_dev, SD_CTL_3B, SD_CTL_STRIPE_MASK, stripe_ctl); /* set DMA start and interrupt mask */ |
