fix compiler warnings

diff --git a/src/vpn/gnunet-daemon-vpn-helper.c b/src/vpn/gnunet-daemon-vpn-helper.c
index 4333cfb117acfda12383e9047fcebc78f75baf10..84f1105f631c238aafbcc55b0642162968dc6545 100644 (file)
--- a/src/vpn/gnunet-daemon-vpn-helper.c
+++ b/src/vpn/gnunet-daemon-vpn-helper.c
@@ -277,6 +277,8 @@ helper_write (void *cls
       memcpy (&pkt->udp_dns.data, ans->pkt.data, data_len);
       buf = pkt;
     }
+  else
+    GNUNET_assert (0);
 
   GNUNET_CONTAINER_DLL_remove (answer_proc_head, answer_proc_tail, ans);
   GNUNET_free (ans);
@@ -318,6 +320,7 @@ message_token (void *cls __attribute__ ((unused)), void *client
     struct ip6_udp *pkt6_udp;
     struct ip6_icmp *pkt6_icmp;
 
+    pkt6_udp = NULL; /* make compiler happy */
     switch (pkt6->ip6_hdr.nxthdr)
     {
     case IPPROTO_UDP:
@@ -347,7 +350,8 @@ message_token (void *cls __attribute__ ((unused)), void *client
                                                                        GNUNET_TIME_UNIT_FOREVER_REL,
                                                                        GNUNET_YES, &send_query, NULL);
           break;
-        }
+        } 
+      /* fall through */
     case IPPROTO_TCP:
       pkt6_tcp = (struct ip6_tcp *) pkt6;
 
@@ -436,7 +440,7 @@ message_token (void *cls __attribute__ ((unused)), void *client
           memcpy (s->addr, me->addr, me->addrlen);
           s->proto = pkt6->ip6_hdr.nxthdr;
           if (s->proto == IPPROTO_UDP)
-          {
+         {
             hdr->type = htons (GNUNET_MESSAGE_TYPE_VPN_REMOTE_UDP);
             memcpy (hc + 1, &pkt6_udp->udp_hdr, ntohs (pkt6_udp->udp_hdr.len));
             app_type = GNUNET_APPLICATION_TYPE_INTERNET_UDP_GATEWAY;

diff --git a/src/vpn/gnunet-helper-vpn.c b/src/vpn/gnunet-helper-vpn.c
index ed97770cfd4c49a4a1219c9f9e78e57b8598c7aa..c846c48ffac0e2e0707ee3b53904be7483cc87b1 100644 (file)
--- a/src/vpn/gnunet-helper-vpn.c
+++ b/src/vpn/gnunet-helper-vpn.c
@@ -304,7 +304,7 @@ run (int fd_tun)
    */
   unsigned char buftun[MAX_SIZE];
   ssize_t buftun_size = 0;
-  unsigned char *buftun_read;
+  unsigned char *buftun_read = NULL;
 
   /*
    * The buffer filled by reading from stdin