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V4L/DVB (9090): gspca: Restart the state machine when no frame buffer in finepix. 

Signed-off-by: Frank Zago <frank@zago.net>
Signed-off-by: Jean-Francois Moine <moinejf@free.fr>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Frank Zago 2008-09-30 03:55:33 -03:00 committed by Mauro Carvalho Chehab
parent b1043e562e
commit a3a58467db
1 changed files with 11 additions and 10 deletions
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21
drivers/media/video/gspca/finepix.c
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@ -135,10 +135,8 @@ static void urb_callback(struct urb *urb)
struct gspca_frame *frame;
frame = gspca_get_i_frame(&dev->gspca_dev);
if (frame == NULL) {
if (frame == NULL)
gspca_dev->last_packet_type = DISCARD_PACKET;
break;
}
if (urb->actual_length < FPIX_MAX_TRANSFER ||
(data[urb->actual_length-2] == 0xff &&
data[urb->actual_length-1] == 0xd9)) {
@ -149,18 +147,21 @@ static void urb_callback(struct urb *urb)
* but there's nothing we can do. We also end
* here if the the jpeg ends right at the end
* of the frame. */
gspca_frame_add(gspca_dev, LAST_PACKET,
frame,
data, urb->actual_length);
if (frame)
gspca_frame_add(gspca_dev, LAST_PACKET,
frame,
data, urb->actual_length);
dev_new_state(FPIX_REQ_FRAME);
schedule_delayed_work(&dev->wqe, NEXT_FRAME_DELAY);
} else {
/* got a partial image */
gspca_frame_add(gspca_dev,
gspca_dev->last_packet_type == LAST_PACKET
? FIRST_PACKET : INTER_PACKET,
frame,
if (frame)
gspca_frame_add(gspca_dev,
gspca_dev->last_packet_type
== LAST_PACKET
? FIRST_PACKET : INTER_PACKET,
frame,
data, urb->actual_length);
read_frame_part(dev);
}