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| author | David S. Miller <davem@davemloft.net> | 2009-12-11 01:26:12 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2009-12-11 01:26:12 -0800 |
| commit | e3f4e1cbc341bc2020241d8119bd078db3ec3b85 (patch) | |
| tree | 8b23624cc792f60d0bf86d787c3514cf0fb04418 /drivers/media/video/gspca/vc032x.c | |
| parent | adfe67ddffbea51322b118896178bd71aaa4b4d8 (diff) | |
| parent | d71cb81af3817193bc605de061da0499934263a6 (diff) | |
Merge branch 'master' of /home/davem/src/GIT/linux-2.6/
Diffstat (limited to 'drivers/media/video/gspca/vc032x.c')
| -rw-r--r-- | drivers/media/video/gspca/vc032x.c | 23 |
1 files changed, 14 insertions, 9 deletions
diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c index 589042f6adb..c090efcd804 100644 --- a/drivers/media/video/gspca/vc032x.c +++ b/drivers/media/video/gspca/vc032x.c @@ -2987,7 +2987,6 @@ static void sd_stop0(struct gspca_dev *gspca_dev) } static void sd_pkt_scan(struct gspca_dev *gspca_dev, - struct gspca_frame *frame, /* target */ u8 *data, /* isoc packet */ int len) /* iso pkt length */ { @@ -2996,21 +2995,25 @@ static void sd_pkt_scan(struct gspca_dev *gspca_dev, if (data[0] == 0xff && data[1] == 0xd8) { PDEBUG(D_PACK, "vc032x header packet found len %d", len); - frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, - data, 0); + gspca_frame_add(gspca_dev, LAST_PACKET, NULL, 0); data += sd->image_offset; len -= sd->image_offset; - gspca_frame_add(gspca_dev, FIRST_PACKET, frame, - data, len); + gspca_frame_add(gspca_dev, FIRST_PACKET, data, len); return; } /* The vc0321 sends some additional data after sending the complete * frame, we ignore this. */ - if (sd->bridge == BRIDGE_VC0321 - && len > frame->v4l2_buf.length - (frame->data_end - frame->data)) - len = frame->v4l2_buf.length - (frame->data_end - frame->data); - gspca_frame_add(gspca_dev, INTER_PACKET, frame, data, len); + if (sd->bridge == BRIDGE_VC0321) { + struct gspca_frame *frame; + int l; + + frame = gspca_get_i_frame(gspca_dev); + l = frame->data_end - frame->data; + if (len > frame->v4l2_buf.length - l) + len = frame->v4l2_buf.length - l; + } + gspca_frame_add(gspca_dev, INTER_PACKET, data, len); } static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val) @@ -3092,6 +3095,8 @@ static int sd_querymenu(struct gspca_dev *gspca_dev, switch (menu->id) { case V4L2_CID_POWER_LINE_FREQUENCY: + if (menu->index >= ARRAY_SIZE(freq_nm)) + break; strcpy((char *) menu->name, freq_nm[menu->index]); return 0; } |