[PATCH]remove warning for drivers/gpu/drm/i915/intel_ringbuffer.c

From: Harry Wei When i compile kernel, it shows me two warnings like below, so this patch can fix them. [...] CC [M] drivers/gpu/drm/i915/intel_dvo.o CC [M] drivers/gpu/drm/i915/intel_ringbuffer.o drivers/gpu/drm/i915/intel_ringbuffer.c:603: warning: ?ring_get_irq? defined

[PATCH]remove warning for drivers/gpu/drm/i915/intel_ringbuffer.c

From: Harry Wei When i compile kernel, it shows me two warnings like below, so this patch can fix them. [...] CC [M] drivers/gpu/drm/i915/intel_dvo.o CC [M] drivers/gpu/drm/i915/intel_ringbuffer.o drivers/gpu/drm/i915/intel_ringbuffer.c:603: warning: ?ring_get_irq? defined