!1127 [sync] PR-1077: drm/qxl: Fix missing free_irq

Merge Pull Request from: @openeuler-sync-bot 
 

Origin pull request: 
https://gitee.com/openeuler/kernel/pulls/1077 
 
PR sync from:  Wei Li <liwei391@huawei.com>
 https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/thread/J4QNVBAATO5YYR4XQ6PLJNMFVEF6SNPX/ 
 
 
Link:https://gitee.com/openeuler/kernel/pulls/1127 

Reviewed-by: Zheng Zengkai <zhengzengkai@huawei.com> 
Signed-off-by: Zheng Zengkai <zhengzengkai@huawei.com> 

drivers/gpu/drm/qxl/qxl_kms.c

@@ -287,10 +287,14 @@ int qxl_device_init(struct qxl_device *qdev,
 
 void qxl_device_fini(struct qxl_device *qdev)
 {
+	struct drm_device *ddev = &qdev->ddev;
+	struct pci_dev *pdev = to_pci_dev(ddev->dev);
+
 	qxl_bo_unref(&qdev->current_release_bo[0]);
 	qxl_bo_unref(&qdev->current_release_bo[1]);
 	qxl_gem_fini(qdev);
 	qxl_bo_fini(qdev);
+	free_irq(pdev->irq, ddev);
 	flush_work(&qdev->gc_work);
 	qxl_ring_free(qdev->command_ring);
 	qxl_ring_free(qdev->cursor_ring);