tree df9b60a4f981070fe1355d0feef8df000e4dc83f
parent ef37bb48bc6093c218271cf49ff063f57b6f0207
author Gary Ching-Pang Lin <chingpang@gmail.com> 1329383660 +0800
committer Tim-Philipp Müller <tim.muller@collabora.co.uk> 1329397847 +0000

v4l2src: failure to query some optional controls is not a fatal error

Don't post a (fatal) error message on the bus just because we
failed to query some control. Fixes issue with built-in
Suyin Corp webcam for HP notebook (usbid 064e:e28a) on
OpenSuse 12.1, where querying red/blue balance fails.

https://bugzilla.gnome.org/show_bug.cgi?id=670197