From f15bc8f78eae74bca57ebf7063b6a7b1979c5c08 Mon Sep 17 00:00:00 2001
From: Paul Offord <paul.offord@advance7.com>
Date: Sun, 29 Nov 2015 22:49:46 +0000
Subject: Fix to avoid protection exception in cf_goto_frame

A call to plugin_if_goto_frame when there is no capture file
loaded causes a protection exception in cf_goto_file.  This
fix avoids that problem.

Bug: 11810
Change-Id: I7e6f31690a4b0d8d4252b41d8d438979cb253050
Reviewed-on: https://code.wireshark.org/review/12306
Reviewed-by: Alexis La Goutte <alexis.lagoutte@gmail.com>
Petri-Dish: Alexis La Goutte <alexis.lagoutte@gmail.com>
Reviewed-by: Roland Knall <rknall@gmail.com>
Tested-by: Petri Dish Buildbot <buildbot-no-reply@wireshark.org>
Reviewed-by: Anders Broman <a.broman58@gmail.com>
---
 file.c | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'file.c')

diff --git a/file.c b/file.c
index 9c0ff8e709..b3b9fdf96a 100644
--- a/file.c
+++ b/file.c
@@ -3474,6 +3474,12 @@ cf_goto_frame(capture_file *cf, guint fnumber)
 {
   frame_data *fdata;
 
+  if (cf == NULL) {
+    /* we don't have a loaded capture file - fix for bug 11810*/
+    statusbar_push_temporary_msg("There is no file loaded");
+    return FALSE;   /* we failed to go to that packet */
+  }
+
   fdata = frame_data_sequence_find(cf->frames, fnumber);
 
   if (fdata == NULL) {
-- 
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