drm/i915: Propagate error from drm_install_irq() during EnterVT
Simple fix for error propagation along the old UMS path.
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Eric Anholt <eric@anholt.net>
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 8004dc9..0bf4bcd 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -4687,9 +4687,19 @@
BUG_ON(HAS_BSD(dev) && !list_empty(&dev_priv->bsd_ring.request_list));
mutex_unlock(&dev->struct_mutex);
- drm_irq_install(dev);
+ ret = drm_irq_install(dev);
+ if (ret)
+ goto cleanup_ringbuffer;
return 0;
+
+cleanup_ringbuffer:
+ mutex_lock(&dev->struct_mutex);
+ i915_gem_cleanup_ringbuffer(dev);
+ dev_priv->mm.suspended = 1;
+ mutex_unlock(&dev->struct_mutex);
+
+ return ret;
}
int