i965: Fix compiler warning about write being undefined.
authorEric Anholt <eric@anholt.net>
Sat, 10 Feb 2018 11:19:00 +0000 (11:19 +0000)
committerEric Anholt <eric@anholt.net>
Wed, 21 Feb 2018 04:23:57 +0000 (20:23 -0800)
This looks like it should be protected by the assume() about
nr_color_regions, but my compiler warns anyway.

Reviewed-by: Matt Turner <mattst88@gmail.com>

No differences found