v4l2src: failure to query some optional controls is not a fatal error
authorGary Ching-Pang Lin <chingpang@gmail.com>
Thu, 16 Feb 2012 09:14:20 +0000 (17:14 +0800)
committerTim-Philipp Müller <tim.muller@collabora.co.uk>
Thu, 16 Feb 2012 13:10:47 +0000 (13:10 +0000)
commitc1c858f2733aba9fd8f6120656b0db20a66b6c77
treedf9b60a4f981070fe1355d0feef8df000e4dc83f
parentef37bb48bc6093c218271cf49ff063f57b6f0207
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
sys/v4l2/v4l2_calls.c