Check for a valid pointer when ignoring a frame.

Change-Id: I1a4a6b3f729c818a68bee1b6b8de3778130252a4
Reviewed-on: https://code.wireshark.org/review/9652
Reviewed-by: Gerald Combs <gerald@wireshark.org>

1 files changed, 1 insertions, 0 deletions

diff --git a/ui/qt/packet_list.cpp b/ui/qt/packet_list.cpp
index 76377bfbf7..0a368a1b3e 100644
--- a/ui/qt/packet_list.cpp
+++ b/ui/qt/packet_list.cpp
@@ -1076,6 +1076,7 @@ void PacketList::ignoreFrame()
     if (!cap_file_ || !packet_list_model_) return;
 
     fdata = packet_list_model_->getRowFdata(row);
+    if (!fdata) return;
 
     setFrameIgnore(!fdata->flags.ignored, fdata);
     emit packetDissectionChanged();