V4L/DVB: gspca - main: Simplify image building

The image pointer and its length are now in the main structure instead
of in the frame buffer. They are updated on application vidioc_qbuf and
in the URB interrupt function when ending an image.

Signed-off-by: Jean-François Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 2 insertions, 4 deletions

diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c
index 2e7df66a84b9..2b2cbdbf03fe 100644
--- a/drivers/media/video/gspca/ov519.c
+++ b/drivers/media/video/gspca/ov519.c
@@ -4162,7 +4162,6 @@ static void ovfx2_pkt_scan(struct gspca_dev *gspca_dev,
                         int len)                        /* iso packet length */
 {
         struct sd *sd = (struct sd *) gspca_dev;
-        struct gspca_frame *frame;
 
         gspca_frame_add(gspca_dev, INTER_PACKET, data, len);
 
@@ -4172,9 +4171,8 @@ static void ovfx2_pkt_scan(struct gspca_dev *gspca_dev,
                    the sensor and bridge are still syncing, so drop it. */
                 if (sd->first_frame) {
                         sd->first_frame--;
-                        frame = gspca_get_i_frame(gspca_dev);
-                        if (!frame || (frame->data_end - frame->data) <
-                                  (sd->gspca_dev.width * sd->gspca_dev.height))
+                        if (gspca_dev->image_len <
+                                  sd->gspca_dev.width * sd->gspca_dev.height)
                                 gspca_dev->last_packet_type = DISCARD_PACKET;
                 }
                 gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0);