From a0df200a8407164c654051bae921f494bf8bb454 Mon Sep 17 00:00:00 2001
From: Martin Kaiser <wireshark@kaiser.cx>
Date: Sun, 19 Jan 2014 16:19:24 +0000
Subject: coverity 702387 add missing NULL check

svn path=/trunk/; revision=54848
---
 epan/wslua/wslua_gui.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'epan/wslua/wslua_gui.c')

diff --git a/epan/wslua/wslua_gui.c b/epan/wslua/wslua_gui.c
index d3abde0349..bfb1838275 100644
--- a/epan/wslua/wslua_gui.c
+++ b/epan/wslua/wslua_gui.c
@@ -309,6 +309,10 @@ WSLUA_METHOD ProgDlg_update(lua_State* L) { /* Appends text */
         WSLUA_ERROR(ProgDlg_update,"GUI not available");
     }
 
+    if (!pd) {
+        WSLUA_ERROR(ProgDlg_update,"Cannot be called for something not a ProgDlg");
+    }
+
     g_free(pd->task);
     pd->task = g_strdup(task);
 
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