drm/i915: Silence compiler warning for seltests/i915_gem_coherency
authorChris Wilson <chris@chris-wilson.co.uk>
Tue, 14 Feb 2017 14:35:09 +0000 (14:35 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Tue, 14 Feb 2017 22:30:21 +0000 (22:30 +0000)
commitb8f2169db98eba2c5009cc67a448dc48a0fd4c48
treeb287561f566310fc674f26d0ba0a35fc5a448e8f
parent72affdf9729d9e9a81498196ed5ada4d8f1c599e
drm/i915: Silence compiler warning for seltests/i915_gem_coherency

In general, the compiler should not be able to detect if we do any
passes through the test loops:

In file included from drivers/gpu/drm/i915/i915_gem.c:5029:
drivers/gpu/drm/i915/selftests/i915_gem_coherency.c: In function 'igt_gem_coherency':
drivers/gpu/drm/i915/selftests/i915_gem_coherency.c:274: error: 'err' may be used uninitialized in this function

Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: http://patchwork.freedesktop.org/patch/msgid/20170214143509.15719-1-chris@chris-wilson.co.uk
Reviewed-by: Matthew Auld <matthew.auld@intel.com>
drivers/gpu/drm/i915/selftests/i915_gem_coherency.c