STR#2005 fix: potential crash in Fl_Text_Display.

git-svn-id: file:///fltk/svn/fltk/branches/branch-1.3@6387 ea41ed52-d2ee-0310-a9c1-e6b18d33e121
fltk · Oct 5, 2008 · e1d53ed · e1d53ed
1 parent 30800d3
commit e1d53ed
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/Fl_Text_Display.cxx b/src/Fl_Text_Display.cxx
@@ -1591,7 +1591,7 @@ void Fl_Text_Display::draw_vline(int visLineNum, int leftClip, int rightClip,
   stdCharWidth = TMPFONTWIDTH;   //mFontStruct->max_bounds.width;
   if ( stdCharWidth <= 0 ) {
     Fl::error("Fl_Text_Display::draw_vline(): bad font measurement");
-    free((void *)lineStr);
+    if (lineStr) free((void *)lineStr);
     return;
   }