isakmp: col_...() shouldn't be called under 'if (tree)'

Change-Id: I6fa497ca99e2ad3b675697fd28eeafd61190a17c
Reviewed-on: https://code.wireshark.org/review/6726
Reviewed-by: Bill Meier <wmeier@newsguy.com>

diff --git a/epan/dissectors/packet-isakmp.c b/epan/dissectors/packet-isakmp.c
index 3ceeec49c653b79c67c429ca2d21637303b60e00..31a285c607757bcd9bb6dd3a557ce69ef62a1d96 100644 (file)
--- a/epan/dissectors/packet-isakmp.c
+++ b/epan/dissectors/packet-isakmp.c
@@ -2848,7 +2848,7 @@ dissect_isakmp(tvbuff_t *tvb, packet_info *pinfo, proto_tree *tree, void *data _
   }
 #endif /* HAVE_LIBGCRYPT */
 
-  if (tree) {
+  {
     proto_tree_add_item(isakmp_tree, hf_isakmp_ispi, tvb, offset, COOKIE_SIZE, ENC_NA);
     offset += COOKIE_SIZE;