media: venus: match instance creation and destruction order

Match order of instances' initialization in venc_open()/vdec_close()
and order of destruction in venus_common_close().

Suggested-by: Bryan O'Donoghue <bryan.odonoghue@linaro.org>
Signed-off-by: Sergey Senozhatsky <senozhatsky@chromium.org>
Signed-off-by: Stanimir Varbanov <stanimir.k.varbanov@gmail.com>
Signed-off-by: Hans Verkuil <hverkuil@xs4all.nl>

Author: sergey-senozhatsky

drivers/media/platform/qcom/venus/vdec.c

@@ -1697,10 +1697,6 @@ static int vdec_open(struct file *file)
 	if (ret)
 		goto err_free;
 
-	ret = hfi_session_create(inst, &vdec_hfi_ops);
-	if (ret)
-		goto err_ctrl_deinit;
-
 	vdec_inst_init(inst);
 
 	ida_init(&inst->dpb_ids);
@@ -1712,15 +1708,19 @@ static int vdec_open(struct file *file)
 	inst->m2m_dev = v4l2_m2m_init(&vdec_m2m_ops);
 	if (IS_ERR(inst->m2m_dev)) {
 		ret = PTR_ERR(inst->m2m_dev);
-		goto err_session_destroy;
+		goto err_ctrl_deinit;
 	}
 
 	inst->m2m_ctx = v4l2_m2m_ctx_init(inst->m2m_dev, inst, m2m_queue_init);
 	if (IS_ERR(inst->m2m_ctx)) {
 		ret = PTR_ERR(inst->m2m_ctx);
-		goto err_m2m_release;
+		goto err_m2m_dev_release;
 	}
 
+	ret = hfi_session_create(inst, &vdec_hfi_ops);
+	if (ret)
+		goto err_m2m_ctx_release;
+
 	v4l2_fh_init(&inst->fh, core->vdev_dec);
 
 	inst->fh.ctrl_handler = &inst->ctrl_handler;
@@ -1730,10 +1730,10 @@ static int vdec_open(struct file *file)
 
 	return 0;
 
-err_m2m_release:
+err_m2m_ctx_release:
+	v4l2_m2m_ctx_release(inst->m2m_ctx);
+err_m2m_dev_release:
 	v4l2_m2m_release(inst->m2m_dev);
-err_session_destroy:
-	hfi_session_destroy(inst);
 err_ctrl_deinit:
 	v4l2_ctrl_handler_free(&inst->ctrl_handler);
 err_free:

drivers/media/platform/qcom/venus/venc.c

@@ -1492,10 +1492,6 @@ static int venc_open(struct file *file)
 	if (ret)
 		goto err_free;
 
-	ret = hfi_session_create(inst, &venc_hfi_ops);
-	if (ret)
-		goto err_ctrl_deinit;
-
 	venc_inst_init(inst);
 
 	/*
@@ -1505,15 +1501,19 @@ static int venc_open(struct file *file)
 	inst->m2m_dev = v4l2_m2m_init(&venc_m2m_ops);
 	if (IS_ERR(inst->m2m_dev)) {
 		ret = PTR_ERR(inst->m2m_dev);
-		goto err_session_destroy;
+		goto err_ctrl_deinit;
 	}
 
 	inst->m2m_ctx = v4l2_m2m_ctx_init(inst->m2m_dev, inst, m2m_queue_init);
 	if (IS_ERR(inst->m2m_ctx)) {
 		ret = PTR_ERR(inst->m2m_ctx);
-		goto err_m2m_release;
+		goto err_m2m_dev_release;
 	}
 
+	ret = hfi_session_create(inst, &venc_hfi_ops);
+	if (ret)
+		goto err_m2m_ctx_release;
+
 	v4l2_fh_init(&inst->fh, core->vdev_enc);
 
 	inst->fh.ctrl_handler = &inst->ctrl_handler;
@@ -1523,10 +1523,10 @@ static int venc_open(struct file *file)
 
 	return 0;
 
-err_m2m_release:
+err_m2m_ctx_release:
+	v4l2_m2m_ctx_release(inst->m2m_ctx);
+err_m2m_dev_release:
 	v4l2_m2m_release(inst->m2m_dev);
-err_session_destroy:
-	hfi_session_destroy(inst);
 err_ctrl_deinit:
 	v4l2_ctrl_handler_free(&inst->ctrl_handler);
 err_free: