[Intel-gfx] [PATCH 1/3] drm/i915: Fix reference leak in intel_modeset_readout_hw_state.

[Maarten Lankhorst]

Unreference the old mode_blob by calling the crtc_destroy_state
helper before zeroing the crtc_state.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
---
 drivers/gpu/drm/i915/intel_display.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 14ed5e69f275..4934261c8277 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15450,6 +15450,7 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
 	int i;
 
 	for_each_intel_crtc(dev, crtc) {
+		__drm_atomic_helper_crtc_destroy_state(&crtc->base, crtc->base.state);
 		memset(crtc->config, 0, sizeof(*crtc->config));
 		crtc->config->base.crtc = &crtc->base;
 
-- 
2.1.0