flvdec: make sure to check create_stream and report the same error

CC: libav-stable@libav.org
Bug-Id: CID 732242
rmdec: check av_new_packet return value

CC: libav-stable@libav.org
Bug-Id: CID 733714
Merge commit '629b2ed0ac77d7c4bf1aeac5e70cafee5fa0fcae'

* commit '629b2ed0ac77d7c4bf1aeac5e70cafee5fa0fcae':
  flvdec: make sure to check create_stream and report the same error

Conflicts:
	libavformat/flvdec.c

See: d7d5b5dfc1b6f29646d2c1908c9bac8677f34256
Merged-by: Michael Niedermayer <michaelni@gmx.at>
lavd/fbdev_dec: use default device when not provided

Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
lavd/fbdev_common: report error during probing fbdev device

Signed-off-by: Lukasz Marek <lukasz.m.luki2@gmail.com>
Merge commit '7207dd8f829baee58b4df6c97c19ffde77039e8d'

* commit '7207dd8f829baee58b4df6c97c19ffde77039e8d':
  rmdec: check av_new_packet return value

Conflicts:
	libavformat/rmdec.c

See: c01a462cda8d7f298a3ac6d20752d23a11e43a8a
Merged-by: Michael Niedermayer <michaelni@gmx.at>