diff options
-rw-r--r-- | drivers/media/video/em28xx/em28xx-video.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c index 20090e34173a..7b9ec6e493e4 100644 --- a/drivers/media/video/em28xx/em28xx-video.c +++ b/drivers/media/video/em28xx/em28xx-video.c | |||
@@ -654,12 +654,12 @@ static inline int em28xx_isoc_copy_vbi(struct em28xx *dev, struct urb *urb) | |||
654 | } | 654 | } |
655 | 655 | ||
656 | if (buf != NULL && dev->capture_type == 2) { | 656 | if (buf != NULL && dev->capture_type == 2) { |
657 | if (len > 4 && p[0] == 0x88 && p[1] == 0x88 && | 657 | if (len >= 4 && p[0] == 0x88 && p[1] == 0x88 && |
658 | p[2] == 0x88 && p[3] == 0x88) { | 658 | p[2] == 0x88 && p[3] == 0x88) { |
659 | p += 4; | 659 | p += 4; |
660 | len -= 4; | 660 | len -= 4; |
661 | } | 661 | } |
662 | if (len > 4 && p[0] == 0x22 && p[1] == 0x5a) { | 662 | if (len >= 4 && p[0] == 0x22 && p[1] == 0x5a) { |
663 | em28xx_isocdbg("Video frame %d, len=%i, %s\n", | 663 | em28xx_isocdbg("Video frame %d, len=%i, %s\n", |
664 | p[2], len, (p[2] & 1) ? | 664 | p[2], len, (p[2] & 1) ? |
665 | "odd" : "even"); | 665 | "odd" : "even"); |