Fixed a possible crash if cPluginManager::GetPlugin() is called with a NULL pointer

CONTRIBUTORS

@@ -1825,6 +1825,8 @@ Petri Hintukainen <Petri.Hintukainen@hut.fi>
  file is in the future
  for fixing handling video directory updates in case an other process has touched the
  .update file after the last NeedsUpdate() check
+ for fixing a possible crash if cPluginManager::GetPlugin() is called with a NULL
+ pointer
 
 Marcel Schaeben <mts280@gmx.de>
  for his "Easy Input" patch

HISTORY

@@ -4956,3 +4956,5 @@ Video Disk Recorder Revision History
 - Fixed clearing an event's Title, ShortText and Description in case the data comes
   from an external source.
 - Updated the Hungarian language texts (thanks to Guido Josten).
+- Fixed a possible crash if cPluginManager::GetPlugin() is called with a NULL
+  pointer (thanks to Petri Hintukainen).

plugin.c

@@ -4,7 +4,7 @@
  * See the main source file 'vdr.c' for copyright information and
  * how to reach the author.
  *
- * $Id: plugin.c 1.23 2006/08/13 08:51:44 kls Exp $
+ * $Id: plugin.c 1.24 2006/10/14 09:49:16 kls Exp $
  */
 
 #include "plugin.h"
@@ -416,7 +416,7 @@ cPlugin *cPluginManager::GetPlugin(int Index)
 
 cPlugin *cPluginManager::GetPlugin(const char *Name)
 {
-  if (pluginManager) {
+  if (pluginManager && Name) {
      for (cDll *dll = pluginManager->dlls.First(); dll; dll = pluginManager->dlls.Next(dll)) {
          cPlugin *p = dll->Plugin();
          if (p && strcmp(p->Name(), Name) == 0)