avmux: fix segfault when a plugin's long_name is NULL
authorNicholas Jackson <nicholas.jackson@zii.aero>
Tue, 19 Jan 2021 21:19:31 +0000 (13:19 -0800)
committerNicholas Jackson <nickajacks1@gmail.com>
Tue, 16 Mar 2021 15:44:23 +0000 (15:44 +0000)
commitad7f7c87f0e86d3e0e2eeb45e9170111b40d4825
treed092657dbec4dd5d9f6b08a99b6845659fe1bc80
parent1b81e05ab9203fead9fbca4997703b2ed6484ec2
avmux: fix segfault when a plugin's long_name is NULL

Some plugins register an empty long_name field.  Check for this
before calling strcmp to avoid a crash.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-libav/-/merge_requests/114>
ext/libav/gstavmux.c