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ALSA: hda/ca0132 - Avoid endless loop
authorTakashi Iwai <tiwai@suse.de>
Fri, 13 Dec 2019 08:51:10 +0000 (09:51 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 4 Jan 2020 12:34:02 +0000 (13:34 +0100)
commit47a3a9ec274f70fe07ce82372aca92cd38f879a5
tree9ad9d3e9f2a8a4a9dc17f0331c16a78a7afbdede
parent86e36047ae49ab937eff9187721bbfd7a46bbb68
ALSA: hda/ca0132 - Avoid endless loop

commit cb04fc3b6b076f67d228a0b7d096c69ad486c09c upstream.

Introduce a timeout to dspio_clear_response_queue() so that it won't
be caught in an endless loop even if the hardware doesn't respond
properly.

Fixes: a73d511c4867 ("ALSA: hda/ca0132: Add unsol handler for DSP and jack detection")
Cc: <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20191213085111.22855-3-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
sound/pci/hda/patch_ca0132.c