drivers/video/backlight/aat2870_bl.c: fix error checking for backlight_device_register
backlight_device_register() returns ERR_PTR() on error. Signed-off-by:Axel Lin <axel.lin@gmail.com> Cc: Richard Purdie <rpurdie@rpsys.net> Cc: Jin Park <jinyoungp@nvidia.com> Cc: Samuel Ortiz <sameo@linux.intel.com> Signed-off-by:
Andrew Morton <akpm@linux-foundation.org> Signed-off-by:
Linus Torvalds <torvalds@linux-foundation.org>
parent
1646ec9d
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