diff options
| author | Evan Huus <eapache@gmail.com> | 2015-02-07 22:03:38 -0500 |
|---|---|---|
| committer | Evan Huus <eapache@gmail.com> | 2015-02-08 03:07:53 +0000 |
| commit | f494abdf6c6abd1388734a2e99d2f9e17c86152a (patch) | |
| tree | 98da46a0617d1eeac42c4eddd3b901a4076eec85 /epan/dissectors/packet-qnet6.c | |
| parent | 3066d6b29fa872bc48176b8e4306e803a03dda8a (diff) | |
qnet6: don't calculate crc if length is negative
Bug: 10941
Change-Id: I8c844487fa8ed1fb93ad9f69315fe1559238c845
Reviewed-on: https://code.wireshark.org/review/7018
Reviewed-by: Evan Huus <eapache@gmail.com>
Diffstat (limited to 'epan/dissectors/packet-qnet6.c')
| -rw-r--r-- | epan/dissectors/packet-qnet6.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/epan/dissectors/packet-qnet6.c b/epan/dissectors/packet-qnet6.c index 6059fa85de..7e87c1dcb6 100644 --- a/epan/dissectors/packet-qnet6.c +++ b/epan/dissectors/packet-qnet6.c @@ -4163,7 +4163,7 @@ dissect_qnet6(tvbuff_t * tvb, packet_info * pinfo, proto_tree * tree, void * dat /* * data after header */ - if (cklen != 0) + if (cklen > 0) { crc = crc32_mpeg2_seed(tvb_get_ptr(tvb, 36 + 2, cklen), cklen, ~crc); crc = ~crc; |