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>
Fri, 17 Feb 2012 10:48:47 +0000 (10:48 +0000)
commit34590419499b4914966833c208bbe5d7e892853b
treed5178c812cbabebbd45c8aba8f6e6b2d5b7af37e
parent5e80965d0fdea1098b9b64b7e0ea85355078d566
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