[media] gspca_main: wake wq on streamoff
We check for not streaming as a condition to abort waiting in dqbuf, so when another thread does a streamoff we should wake the wq. Signed-off-by: NHans de Goede <hdegoede@redhat.com> Acked-by: NJean-Francois Moine <moinejf@free.fr> Signed-off-by: NMauro Carvalho Chehab <mchehab@redhat.com>
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