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Commit e1c44acc authored by Joonyoung Shim's avatar Joonyoung Shim Committed by Dave Airlie
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drm: Fix irq install error handling 



The registered irq should be unregistered by free_irq() if
irq_postinstall() returns the error after request_irq() is called
successfully.

[airlied: add vga switcheroo disable]

Signed-off-by: default avatarJoonyoung Shim <jy0922.shim@samsung.com>
Signed-off-by: default avatarKyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: default avatarDave Airlie <airlied@redhat.com>
parent 816985d4

drivers/gpu/drm/drm_irq.c

+3 −0
Original line number Diff line number Diff line
@@ -368,6 +368,9 @@ int drm_irq_install(struct drm_device *dev) 
		mutex_lock(&dev->struct_mutex);

		dev->irq_enabled = 0;

		mutex_unlock(&dev->struct_mutex);

		if (!drm_core_check_feature(dev, DRIVER_MODESET))

			vga_client_register(dev->pdev, NULL, NULL, NULL);

		free_irq(drm_dev_to_irq(dev), dev);

	}



	return ret;