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| author | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-18 11:16:55 +1000 |
|---|---|---|
| committer | Benjamin Herrenschmidt <benh@kernel.crashing.org> | 2009-06-18 11:16:55 +1000 |
| commit | 4b337c5f245b6587ba844ac7bb13c313a2912f7b (patch) | |
| tree | 999c6a6580b76a083c8efb9dabff709d1c49fcd0 /drivers/media/video/gspca/sunplus.c | |
| parent | 492b057c426e4aa747484958e18e9da29003985d (diff) | |
| parent | 3fe0344faf7fdcb158bd5c1a9aec960a8d70c8e8 (diff) | |
Merge commit 'origin/master' into next
Diffstat (limited to 'drivers/media/video/gspca/sunplus.c')
| -rw-r--r-- | drivers/media/video/gspca/sunplus.c | 33 |
1 files changed, 13 insertions, 20 deletions
diff --git a/drivers/media/video/gspca/sunplus.c b/drivers/media/video/gspca/sunplus.c index c2b8c10c075a..9623f294bdac 100644 --- a/drivers/media/video/gspca/sunplus.c +++ b/drivers/media/video/gspca/sunplus.c @@ -32,9 +32,6 @@ MODULE_LICENSE("GPL"); struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ - __u8 packet[ISO_MAX_SIZE + 128]; - /* !! no more than 128 ff in an ISO packet */ - unsigned char brightness; unsigned char contrast; unsigned char colors; @@ -1103,7 +1100,6 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, { struct sd *sd = (struct sd *) gspca_dev; int i, sof = 0; - unsigned char *s, *d; static unsigned char ffd9[] = {0xff, 0xd9}; /* frames are jpeg 4.1.1 without 0xff escape */ @@ -1177,22 +1173,19 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, } /* add 0x00 after 0xff */ - for (i = len; --i >= 0; ) - if (data[i] == 0xff) - break; - if (i < 0) { /* no 0xff */ - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); - return; - } - s = data; - d = sd->packet; - for (i = 0; i < len; i++) { - *d++ = *s++; - if (s[-1] == 0xff) - *d++ = 0x00; - } - gspca_frame_add(gspca_dev, INTER_PACKET, frame, - sd->packet, d - sd->packet); + i = 0; + do { + if (data[i] == 0xff) { + gspca_frame_add(gspca_dev, INTER_PACKET, frame, + data, i + 1); + len -= i; + data += i; + *data = 0x00; + i = 0; + } + i++; + } while (i < len); + gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); } static void setbrightness(struct gspca_dev *gspca_dev) |