diff options
| author | Chris Maynard <Christopher.Maynard@GTECH.COM> | 2013-12-10 20:49:11 +0000 |
|---|---|---|
| committer | Chris Maynard <Christopher.Maynard@GTECH.COM> | 2013-12-10 20:49:11 +0000 |
| commit | b007fccec3b81b52c109c8d04f890aa0b5d0a226 (patch) | |
| tree | 3590046339f0b7626114bbb21de766b88855c525 /epan/dissectors/packet-nbns.c | |
| parent | 5be6dd5feb57180436e741f2abd5edd4f88a5147 (diff) | |
Reject the packet if data is NULL.
svn path=/trunk/; revision=53914
Diffstat (limited to 'epan/dissectors/packet-nbns.c')
| -rw-r--r-- | epan/dissectors/packet-nbns.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/epan/dissectors/packet-nbns.c b/epan/dissectors/packet-nbns.c index a3d54f1a65..7415d8a3bd 100644 --- a/epan/dissectors/packet-nbns.c +++ b/epan/dissectors/packet-nbns.c @@ -1644,7 +1644,7 @@ dissect_continuation_packet(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree) static int dissect_nbss(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data) { - struct tcpinfo *tcpinfo = (struct tcpinfo *)data; + struct tcpinfo *tcpinfo; int offset = 0; int max_data; guint8 msg_type; @@ -1653,6 +1653,11 @@ dissect_nbss(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void* data) int len; gboolean is_cifs; + /* Reject the packet if data is NULL */ + if (data == NULL) + return 0; + tcpinfo = (struct tcpinfo *)data; + col_set_str(pinfo->cinfo, COL_PROTOCOL, "NBSS"); col_clear(pinfo->cinfo, COL_INFO); |