1

src/tun_if.c

@@ -60,6 +60,15 @@ static void tun_read_callback(int fd, void* user_arg)
     pkt->dgram = packet_data;
     pkt->len = nread + 1;
 
+    DEBUG_DEBUG(DEBUG_CATEGORY_TUN, "Read %zd bytes from TUN %s", nread + 1, tun->ifname);
+    if (debug_should_output(DEBUG_LEVEL_DEBUG, DEBUG_CATEGORY_TUN)) {
+        DEBUG_DEBUG(DEBUG_CATEGORY_TUN, "[TUN->] %s", dump_ip_packet_to_buffer(packet_data + 1, nread));
+    }
+
+    // Update statistics
+    tun->bytes_read += nread + 1;
+    tun->packets_read++;
+
     // Add to output queue (TUN → routing)
     if (queue_data_put(tun->output_queue, pkt) != 0) {
         DEBUG_ERROR(DEBUG_CATEGORY_TUN, "Failed to add packet to output queue");
@@ -68,14 +77,6 @@ static void tun_read_callback(int fd, void* user_arg)
         tun->read_errors++;
         return;
     }
-
-    // Update statistics
-    tun->bytes_read += nread + 1;
-    tun->packets_read++;
-    DEBUG_DEBUG(DEBUG_CATEGORY_TUN, "Read %zd bytes from TUN %s", nread + 1, tun->ifname);
-    if (debug_should_output(DEBUG_LEVEL_DEBUG, DEBUG_CATEGORY_TUN)) {
-        DEBUG_DEBUG(DEBUG_CATEGORY_TUN, "[TUN->] %s", dump_ip_packet_to_buffer(packet_data + 1, nread));
-    }
 }
 #endif