v4l2: fix use after free when handling events
authorGuillaume Desmottes <guillaume.desmottes@collabora.com>
Tue, 16 Apr 2019 09:05:06 +0000 (14:35 +0530)
committerGuillaume Desmottes <guillaume.desmottes@collabora.com>
Tue, 16 Apr 2019 09:23:15 +0000 (14:53 +0530)
commit443c16e1e37ff29303bdf4c031c934bed72111f9
treef795e3e02d0c181faaddcd87bce82df62cbe160e
parent4040c01083aaf34acf63990769113104f0938214
v4l2: fix use after free when handling events

The sink_event parent function may consume the event so we shouldn't use
it after having calling it.
sys/v4l2/gstv4l2transform.c
sys/v4l2/gstv4l2videodec.c
sys/v4l2/gstv4l2videoenc.c