From 0eecc61947ed329659a9fa9ef7d0959b1c84259d Mon Sep 17 00:00:00 2001
From: Philipp Zabel
Date: Mon, 8 Apr 2019 08:32:55 -0400
Subject: media: coda: throw error on create_bufs with too small size
If VIDIOC_CREATE_BUFS is called with a sizeimage smaller than the
queue sizeimage, fail with -EINVAL instead of correcting the size
and continuing without error. This is required by v4l2-compliance.
Signed-off-by: Philipp Zabel
Signed-off-by: Hans Verkuil
Signed-off-by: Mauro Carvalho Chehab
---
drivers/media/platform/coda/coda-common.c | 3 +++
1 file changed, 3 insertions(+)
(limited to 'drivers/media/platform/coda')
diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c
index a89d92f5539f..3ce58dee4422 100644
--- a/drivers/media/platform/coda/coda-common.c
+++ b/drivers/media/platform/coda/coda-common.c
@@ -1501,6 +1501,9 @@ static int coda_queue_setup(struct vb2_queue *vq,
q_data = get_q_data(ctx, vq->type);
size = q_data->sizeimage;
+ if (*nplanes)
+ return sizes[0] < size ? -EINVAL : 0;
+
*nplanes = 1;
sizes[0] = size;
--
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