Checking for both an irq number _and_ whether it's enabled is redundant. Also this will breakd drivers which do their own irq management and just set dev->irq_enabled once the irq stuff is all set up.
Signed-off-by: Daniel Vetter daniel.vetter@ffwll.ch --- drivers/gpu/drm/drm_irq.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c index c0c6bdedefef..85d88cadc543 100644 --- a/drivers/gpu/drm/drm_irq.c +++ b/drivers/gpu/drm/drm_irq.c @@ -1186,7 +1186,7 @@ int drm_wait_vblank(struct drm_device *dev, void *data, unsigned int flags, seq, crtc, high_crtc;
if (drm_core_check_feature(dev, DRIVER_HAVE_IRQ)) - if ((!drm_dev_to_irq(dev)) || (!dev->irq_enabled)) + if (!dev->irq_enabled) return -EINVAL;
if (vblwait->request.type & _DRM_VBLANK_SIGNAL)