media: nuvoton: Stop direct calls to queue num_buffers field

Use vb2_get_num_buffers() to avoid using queue num_buffers field directly.
This allows us to change how the number of buffers is computed in the
future.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@collabora.com>
Reviewed-by: Andrzej Pietrasiewicz <andrzej.p@collabora.com>
CC: Joseph Liu <kwliu@nuvoton.com>
CC: Marvin Lin <kflin@nuvoton.com>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>

diff --git a/drivers/media/platform/nuvoton/npcm-video.c b/drivers/media/platform/nuvoton/npcm-video.c
index b9e6782f59b420fb6091c09e361fe9a617fa5be4..f9b4e36a5175fa7fce85b7616aaef75606e04f20 100644 (file)
--- a/drivers/media/platform/nuvoton/npcm-video.c
+++ b/drivers/media/platform/nuvoton/npcm-video.c
@@ -393,7 +393,7 @@ static void npcm_video_free_diff_table(struct npcm_video *video)
        struct rect_list *tmp;
        unsigned int i;
 
-       for (i = 0; i < video->queue.num_buffers; i++) {
+       for (i = 0; i < vb2_get_num_buffers(&video->queue); i++) {
                head = &video->list[i];
                list_for_each_safe(pos, nx, head) {
                        tmp = list_entry(pos, struct rect_list, list);