diff mbox series

[v8,02/14] media: platform: Improve queue set up flow for bug fixing

Message ID 20200403094033.8288-3-xia.jiang@mediatek.com
State Superseded
Headers show
Series Add support for mt2701 JPEG ENC support | expand

Commit Message

Xia Jiang April 3, 2020, 9:40 a.m. UTC 
Add checking created buffer size follow in mtk_jpeg_queue_setup().

Signed-off-by: Xia Jiang <xia.jiang@mediatek.com>

---
v8: no changes
---
 drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c | 7 +++++++
 1 file changed, 7 insertions(+)

-- 
2.18.0
diff mbox series

Patch

diff --git a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
index cde59275d49c..da0dae4b0fc9 100644
--- a/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
+++ b/drivers/media/platform/mtk-jpeg/mtk_jpeg_core.c
@@ -571,6 +571,13 @@  static int mtk_jpeg_queue_setup(struct vb2_queue *q,
 	if (!q_data)
 		return -EINVAL;
 
+	if (*num_planes) {
+		for (i = 0; i < *num_planes; i++)
+			if (sizes[i] < q_data->sizeimage[i])
+				return -EINVAL;
+		return 0;
+	}
+
 	*num_planes = q_data->fmt->colplanes;
 	for (i = 0; i < q_data->fmt->colplanes; i++) {
 		sizes[i] = q_data->sizeimage[i];