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a0978e8039
There is a lock inversion between fwspk->mutex and pcm->open_mutex reported by lockdep when fwspk_hw_free is called. Fixed by copying the fix from the same former issue in the isight sound driver (commit f3f7c1837f6bcae3601fc535b339426868bf1549 "ALSA: isight: fix locking"). Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de> Signed-off-by: Clemens Ladisch <clemens@ladisch.de> Signed-off-by: Takashi Iwai <tiwai@suse.de>