RaspiVid: -sg option could try opening "null" file
RaspiVid: -sg option could try opening "null" file

https://github.com/raspberrypi/userland/issues/346
RaspiVid with -sg set but no IMV filename would
try to update to a new IMV file for which it didn't
have a filename.

raspberrypi/userland,JamesH65/userland,adamheinrich/userland,JamesH65/userland,JamesH65/userland,6by9/userland,maroviher/userland,kraj/userland,adamheinrich/userland,maroviher/userland,6by9/userland,kraj/userland,raspberrypi/userland,kraj/userland,adamheinrich/userland,6by9/userland,maroviher/userland,raspberrypi/userland