diff options
Diffstat (limited to 'epan/dissectors/file-png.c')
| -rw-r--r-- | epan/dissectors/file-png.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/epan/dissectors/file-png.c b/epan/dissectors/file-png.c index 496e6c67c1..fb3112043c 100644 --- a/epan/dissectors/file-png.c +++ b/epan/dissectors/file-png.c @@ -440,7 +440,7 @@ dissect_png(tvbuff_t *tvb, packet_info *pinfo, proto_tree *parent_tree, void *da /* http://libpng.org/pub/png/spec/1.2/PNG-Structure.html#PNG-file-signature */ static const guint8 magic[8] = { 137, 80, 78, 71, 13, 10, 26, 10 }; - if (tvb_length(tvb) < 20) + if (tvb_captured_length(tvb) < 20) return 0; if (tvb_memeql(tvb, 0, magic, sizeof(magic)) != 0) return 0; |