File ntop-fix-segfault-on-exit.patch of Package ntop

Index: ntop.c
===================================================================
--- ntop.c.orig	2009-04-17 22:27:57.000000000 +0200
+++ ntop.c	2010-05-06 17:30:37.000000000 +0200
@@ -1203,8 +1203,10 @@ RETSIGTYPE cleanup(int signo) {
     }
   }
 
-  if(myGlobals.device)
+  if(myGlobals.device) {
     free(myGlobals.device);
+    myGlobals.device = NULL;
+  }
 
   if(myGlobals.broadcastEntry != NULL) free(myGlobals.broadcastEntry);
   if(myGlobals.otherHostEntry != NULL) {
Index: plugins/rrdPlugin.c
===================================================================
--- plugins/rrdPlugin.c.orig	2010-04-19 14:56:00.000000000 +0200
+++ plugins/rrdPlugin.c	2010-04-19 16:07:45.000000000 +0200
@@ -3077,7 +3077,10 @@ static void commonRRDinit(void) {
     char *thePath = "/rrd";
     int len = strlen(myGlobals.dbPath)+strlen(thePath)+16, idx = 0;
 
-    if(myGlobals.rrdPath) free(myGlobals.rrdPath);
+    if(myGlobals.rrdPath) {
+	    free(myGlobals.rrdPath);
+	    myGlobals.rrdPath = NULL;
+    }
     myGlobals.rrdPath = (char*)malloc(len);
 #ifdef WIN32
     safe_snprintf(__FILE__, __LINE__, myGlobals.rrdPath, len,
@@ -4130,7 +4133,10 @@ static void handleRRDHTTPrequest(char* u
 	  int vlen = strlen(value)+1;
 	  idx = 0;
 	  vlen -= idx;
-	  if(myGlobals.rrdPath != NULL) free(myGlobals.rrdPath);
+	  if(myGlobals.rrdPath != NULL) {
+		  free(myGlobals.rrdPath);
+		  myGlobals.rrdPath = NULL;
+	  }
 	  myGlobals.rrdPath  = (char*)malloc(vlen);
 	  unescape(myGlobals.rrdPath, vlen, &value[idx]);
 	  revertSlashIfWIN32(myGlobals.rrdPath, 0);
@@ -5800,7 +5806,10 @@ static void termRRDfunct(u_char termNtop
   }
 
   if(hostsFilter != NULL) free(hostsFilter);
-  if(myGlobals.rrdPath != NULL) free(myGlobals.rrdPath);
+  if(myGlobals.rrdPath != NULL) {
+	  free(myGlobals.rrdPath);
+	  myGlobals.rrdPath = NULL;
+  }
 
   /*
      The line below is not needed as the mutex/rrd-plugin