remove dead assignments

8 files changed, 10 insertions, 20 deletions

diff --git a/src/transport/gnunet-helper-transport-wlan-dummy.c b/src/transport/gnunet-helper-transport-wlan-dummy.c
index a7015ac2c..1e48d17e7 100644
--- a/src/transport/gnunet-helper-transport-wlan-dummy.c
+++ b/src/transport/gnunet-helper-transport-wlan-dummy.c
@@ -263,7 +263,7 @@ main (int argc, char *argv[])
     }
     if (NULL == (fpout = fopen (FIFO_FILE2, "w")))
     {
-      erg = mkfifo (FIFO_FILE2, 0666);
+      mkfifo (FIFO_FILE2, 0666);
       fpout = fopen (FIFO_FILE2, "w");
     }
     if (NULL == fpout)
@@ -277,7 +277,7 @@ main (int argc, char *argv[])
     first = 0;
     if (NULL == (fpout = fopen (FIFO_FILE1, "w")))
     {
-      erg = mkfifo (FIFO_FILE1, 0666);
+      mkfifo (FIFO_FILE1, 0666);
       fpout = fopen (FIFO_FILE1, "w");
     }
     if (NULL == fpout)
diff --git a/src/transport/gnunet-helper-transport-wlan.c b/src/transport/gnunet-helper-transport-wlan.c
index 3ad4d64c4..b23f43dde 100644
--- a/src/transport/gnunet-helper-transport-wlan.c
+++ b/src/transport/gnunet-helper-transport-wlan.c
@@ -1482,7 +1482,7 @@ linux_read (struct HardwareInfos *dev,
             if (PRISM_STATUS_OK == pv.status)
             {
               ri->ri_noise = pv.data;
-              got_noise = 1;
+              /* got_noise = 1; */
             }
             break;
           case PRISM_DID_RATE:
@@ -1504,7 +1504,7 @@ linux_read (struct HardwareInfos *dev,
             if (PRISM_STATUS_OK == pv.status)
             {
               ri->ri_power = pv.data;
-              got_signal = 1;
+              /* got_signal = 1; */
             }
             break;
           }
diff --git a/src/transport/plugin_transport_http_common.c b/src/transport/plugin_transport_http_common.c
index 4c64d2bf7..7a7f9ad0c 100644
--- a/src/transport/plugin_transport_http_common.c
+++ b/src/transport/plugin_transport_http_common.c
@@ -320,7 +320,6 @@ http_common_plugin_string_to_address (void *cls,
   address = NULL;
   plugin = NULL;
   optionstr = NULL;
-  options = 0;
   if ((NULL == addr) || (addrlen == 0))
   {
     GNUNET_break (0);
@@ -346,7 +345,7 @@ http_common_plugin_string_to_address (void *cls,
   }
   optionstr[0] = '\0';
   optionstr ++;
-  options = atol (optionstr);
+  options = atol (optionstr); /* 0 on conversion error, that's ok */
   address = strchr (optionstr, '.');
   if (NULL == address)
   {
diff --git a/src/transport/plugin_transport_http_server.c b/src/transport/plugin_transport_http_server.c
index 56477625f..abf3fdacd 100644
--- a/src/transport/plugin_transport_http_server.c
+++ b/src/transport/plugin_transport_http_server.c
@@ -1424,7 +1424,7 @@ server_access_cb (void *cls, struct MHD_Connection *mhd_connection,
     response = MHD_create_response_from_data (strlen ("Thank you!"),
                                        "Thank you!",
                                        MHD_NO, MHD_NO);
-    res = MHD_queue_response (mhd_connection, MHD_HTTP_OK, response);
+    MHD_queue_response (mhd_connection, MHD_HTTP_OK, response);
     MHD_destroy_response (response);
     return MHD_YES;
   }
@@ -1472,7 +1472,7 @@ server_access_cb (void *cls, struct MHD_Connection *mhd_connection,
       response = MHD_create_response_from_data (strlen ("Thank you!"),
                                          "Thank you!",
                                          MHD_NO, MHD_NO);
-      res = MHD_queue_response (mhd_connection, MHD_HTTP_OK, response);
+      MHD_queue_response (mhd_connection, MHD_HTTP_OK, response);
       MHD_destroy_response (response);
       return MHD_YES;
     }
diff --git a/src/transport/plugin_transport_tcp.c b/src/transport/plugin_transport_tcp.c
index b1c4cab2b..37a4aa7cd 100644
--- a/src/transport/plugin_transport_tcp.c
+++ b/src/transport/plugin_transport_tcp.c
@@ -597,7 +597,6 @@ tcp_address_to_string (void *cls, const void *addr, size_t addrlen)
   uint16_t port;
   uint32_t options;
 
-  options = 0;
   switch (addrlen)
   {
   case sizeof (struct IPv6TcpAddress):
@@ -665,7 +664,6 @@ tcp_string_to_address (void *cls, const char *addr, uint16_t addrlen,
   address = NULL;
   plugin = NULL;
   optionstr = NULL;
-  options = 0;
   if ((NULL == addr) || (addrlen == 0))
   {
     GNUNET_break (0);
@@ -1735,8 +1733,6 @@ tcp_plugin_address_pretty_printer (void *cls, const char *type,
   uint16_t port;
   uint32_t options;
 
-
-  options = 0;
   if (addrlen == sizeof (struct IPv6TcpAddress))
   {
     t6 = addr;
diff --git a/src/transport/plugin_transport_udp.c b/src/transport/plugin_transport_udp.c
index 46804ba1d..90053b575 100644
--- a/src/transport/plugin_transport_udp.c
+++ b/src/transport/plugin_transport_udp.c
@@ -559,7 +559,6 @@ udp_address_to_string (void *cls, const void *addr, size_t addrlen)
   uint16_t port;
   uint32_t options;
 
-  options = 0;
   if (addrlen == sizeof (struct IPv6UdpAddress))
   {
     t6 = addr;
@@ -622,7 +621,7 @@ udp_string_to_address (void *cls, const char *addr, uint16_t addrlen,
   address = NULL;
   plugin = NULL;
   optionstr = NULL;
-  options = 0;
+
   if ((NULL == addr) || (addrlen == 0))
   {
     GNUNET_break (0);
@@ -795,7 +794,6 @@ udp_plugin_address_pretty_printer (void *cls, const char *type,
   uint16_t port;
   uint32_t options;
 
-  options = 0;
   if (addrlen == sizeof (struct IPv6UdpAddress))
   {
     u6 = addr;
@@ -1256,7 +1254,6 @@ disconnect_session (struct Session *s)
       call_continuation(udpw, GNUNET_SYSERR);
       GNUNET_free (udpw);
     }
-    udpw = next;
   }
   plugin->env->session_end (plugin->env->cls, &s->target, s);
 
diff --git a/src/transport/plugin_transport_udp_broadcasting.c b/src/transport/plugin_transport_udp_broadcasting.c
index 4b220d156..1f26706d4 100644
--- a/src/transport/plugin_transport_udp_broadcasting.c
+++ b/src/transport/plugin_transport_udp_broadcasting.c
@@ -272,7 +272,7 @@ udp_ipv4_broadcast_send (void *cls,
   plugin->send_ipv4_broadcast_task = GNUNET_SCHEDULER_NO_TASK;
 
   msg_size = prepare_beacon(plugin, (struct UDP_Beacon_Message *) &buf);
-  sent = 0;
+
   baddr = plugin->ipv4_broadcast_head;
   /* just IPv4 */
   while ((msg_size > 0) && (baddr != NULL) && (baddr->addrlen == sizeof (struct sockaddr_in)))
@@ -324,7 +324,6 @@ udp_ipv6_broadcast_send (void *cls,
   plugin->send_ipv6_broadcast_task = GNUNET_SCHEDULER_NO_TASK;
 
   msg_size = prepare_beacon(plugin, (struct UDP_Beacon_Message *) &buf);
-  sent = 0;
   sent = GNUNET_NETWORK_socket_sendto (plugin->sockv6, &buf, msg_size,
                                     (const struct sockaddr *)
                                     &plugin->ipv6_multicast_address,
diff --git a/src/transport/plugin_transport_unix.c b/src/transport/plugin_transport_unix.c
index 211408f18..5cf9c5125 100644
--- a/src/transport/plugin_transport_unix.c
+++ b/src/transport/plugin_transport_unix.c
@@ -610,7 +610,6 @@ unix_real_send (void *cls,
 
 resend:
   /* Send the data */
-  sent = 0;
   sent = GNUNET_NETWORK_socket_sendto (send_handle, msgbuf, msgbuf_size, sb, sbs);
 
   if (GNUNET_SYSERR == sent)
@@ -1440,7 +1439,7 @@ unix_string_to_address (void *cls, const char *addr, uint16_t addrlen,
   address = NULL;
   plugin = NULL;
   optionstr = NULL;
-  options = 0;
+
   if ((NULL == addr) || (addrlen == 0))
   {
     GNUNET_break (0);