igt/gem_lut_handle: Fix errno checking
authorChris Wilson <chris@chris-wilson.co.uk>
Thu, 8 May 2014 09:04:35 +0000 (10:04 +0100)
committerChris Wilson <chris@chris-wilson.co.uk>
Thu, 8 May 2014 09:05:37 +0000 (10:05 +0100)
commite46ff3f8c25957d641420fef4d680d48ce0a365f
treed66c4794b141b2c4e96e824d9b1984713c9adb9b
parent8741c2289f17e9bcb740a01cad4764a71c918eea
igt/gem_lut_handle: Fix errno checking

Regression from
commit c1404e05b7477122b9923ba029593c2cb64671a7
Author: Chris Wilson <chris@chris-wilson.co.uk>
Date:   Tue Apr 29 07:14:33 2014 +0100

    errno is reset after each syscall

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
tests/gem_lut_handle.c