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-rw-r--r--epan/dissectors/packet-rpcap.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/epan/dissectors/packet-rpcap.c b/epan/dissectors/packet-rpcap.c
index ace767ab15..14449ad9f5 100644
--- a/epan/dissectors/packet-rpcap.c
+++ b/epan/dissectors/packet-rpcap.c
@@ -1141,7 +1141,8 @@ dissect_rpcap_heur_tcp (tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, voi
* as such.
*/
conversation_t *conversation = find_conversation_pinfo (pinfo, 0);
- conversation_set_dissector_from_frame_number (conversation,
+ if (conversation)
+ conversation_set_dissector_from_frame_number (conversation,
pinfo->num,
rpcap_tcp_handle);
tcp_dissect_pdus (tvb, pinfo, tree, rpcap_desegment, 8,