Fix crash due to calling serverSyncInternal() too often/too early.

Patch by Frank.

Kolab issue 2270

svn path=/branches/kdepim/enterprise/kdepim/; revision=744689

kmfoldercachedimap.cpp

@@ -2037,8 +2037,9 @@ void KMFolderCachedImap::slotListResult( const QStringList& folderNames,
   }
 
   mProgress += 5;
-  if ( mToBeDeletedAfterRescue.isEmpty() )
-    serverSyncInternal();
+
+  // just in case there is nothing to rescue
+  slotRescueDone( 0 );
 }
 
 // This synchronizes the local folders as needed (creation/deletion). No network communication here.
@@ -2946,8 +2947,6 @@ void KMFolderCachedImap::rescueUnsyncedMessagesAndDeleteFolder( KMFolder *folder
       node = folder->child()->next();
     }
   }
- if ( root )
-    slotRescueDone( 0 ); // just in case there is nothing to rescue
 }
 
 void KMFolderCachedImap::slotRescueDone(KMCommand * command)