[PATCH] media: amphion: free ctrl handler if error is set and return error

[Ming Qian]

The typical behavior is to add all controls, then at the end check if
hdl->error was set, and if so, v4l2_ctrl_handler_free is called and
the error is returned.

Signed-off-by: Ming Qian <ming.qian at nxp.com>
---
 drivers/media/platform/amphion/vdec.c | 6 ++++++
 drivers/media/platform/amphion/venc.c | 6 ++++++
 2 files changed, 12 insertions(+)

diff --git a/drivers/media/platform/amphion/vdec.c b/drivers/media/platform/amphion/vdec.c
index 414e5215d8d2..3c02aa2a54aa 100644
--- a/drivers/media/platform/amphion/vdec.c
+++ b/drivers/media/platform/amphion/vdec.c
@@ -162,6 +162,12 @@ static int vdec_ctrl_init(struct vpu_inst *inst)
 	if (ctrl)
 		ctrl->flags |= V4L2_CTRL_FLAG_VOLATILE;
 
+	if (inst->ctrl_handler.error) {
+		ret = inst->ctrl_handler.error;
+		v4l2_ctrl_handler_free(&inst->ctrl_handler);
+		return ret;
+	}
+
 	ret = v4l2_ctrl_handler_setup(&inst->ctrl_handler);
 	if (ret) {
 		dev_err(inst->dev, "[%d] setup ctrls fail, ret = %d\n", inst->id, ret);
diff --git a/drivers/media/platform/amphion/venc.c b/drivers/media/platform/amphion/venc.c
index 06c873fd0031..ba9f49cca155 100644
--- a/drivers/media/platform/amphion/venc.c
+++ b/drivers/media/platform/amphion/venc.c
@@ -682,6 +682,12 @@ static int venc_ctrl_init(struct vpu_inst *inst)
 			       ~(1 << V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME),
 			       V4L2_MPEG_VIDEO_HEADER_MODE_JOINED_WITH_1ST_FRAME);
 
+	if (inst->ctrl_handler.error) {
+		ret = inst->ctrl_handler.error;
+		v4l2_ctrl_handler_free(&inst->ctrl_handler);
+		return ret;
+	}
+
 	ret = v4l2_ctrl_handler_setup(&inst->ctrl_handler);
 	if (ret) {
 		dev_err(inst->dev, "[%d] setup ctrls fail, ret = %d\n", inst->id, ret);
-- 
2.35.1