Fixed a possible memory leak in creating fonts

CONTRIBUTORS

@@ -3668,6 +3668,7 @@ Helmut Binder <cco@aon.at>
  for removing unused declaration of cDvbTuner::SetFrontendType()
  for fixing handling incomplete multi-packet CAT
  for fixing a memory leak in handling the NIT
+ for reporting a possible memory leak in creating fonts
 
 Ulrich Eckhardt <uli@uli-eckhardt.de>
  for reporting a problem with shutdown after user inactivity in case a plugin is

HISTORY

@@ -9746,3 +9746,7 @@ Video Disk Recorder Revision History
 - Fixed unlocking vs. call to EpgHandlers.EndSegmentTransfer() (reported by Christoph
   Haubrich).
 - Fixed a memory leak in handling the NIT (thanks to Helmut Binder).
+
+2021-12-20:
+
+- Fixed a possible memory leak in creating fonts (reported by Helmut Binder).

font.c

@@ -6,7 +6,7 @@
  *
  * BiDi support by Osama Alrawab <alrawab@hotmail.com> @2008 Tripoli-Libya.
  *
- * $Id: font.c 4.2 2016/12/22 12:31:23 kls Exp $
+ * $Id: font.c 5.1 2021/12/20 13:19:52 kls Exp $
  */
 
 #include "font.h"
@@ -429,8 +429,10 @@ cFont *cFont::CreateFont(const char *Name, int CharHeight, int CharWidth)
 {
   cString fn = GetFontFileName(Name);
   cFont *f = *fn ? new cFreetypeFont(fn, CharHeight, CharWidth) : NULL;
-  if (!f || !f->Height())
+  if (!f || !f->Height()) {
+     delete f;
      f = new cDummyFont(CharHeight, CharWidth);
+     }
   return f;
 }