Fix warnings from the Clang static analyzer.

[tinc] / src / net.c

diff --git a/src/net.c b/src/net.c
index 577b11f..4369ff4 100644 (file)
--- a/src/net.c
+++ b/src/net.c
@@ -94,29 +94,31 @@ void purge(void) {
 void terminate_connection(connection_t *c, bool report) {
        logger(DEBUG_CONNECTIONS, LOG_NOTICE, "Closing connection with %s (%s)", c->name, c->hostname);
 
-       if(c->node && c->node->connection == c)
-               c->node->connection = NULL;
+       if(c->node) {
+               if(c->node->connection == c)
+                       c->node->connection = NULL;
 
-       if(c->edge) {
-               if(report && !tunnelserver)
-                       send_del_edge(everyone, c->edge);
+               if(c->edge) {
+                       if(report && !tunnelserver)
+                               send_del_edge(everyone, c->edge);
 
-               edge_del(c->edge);
-               c->edge = NULL;
+                       edge_del(c->edge);
+                       c->edge = NULL;
 
-               /* Run MST and SSSP algorithms */
+                       /* Run MST and SSSP algorithms */
 
-               graph();
+                       graph();
 
-               /* If the node is not reachable anymore but we remember it had an edge to us, clean it up */
+                       /* If the node is not reachable anymore but we remember it had an edge to us, clean it up */
 
-               if(report && !c->node->status.reachable) {
-                       edge_t *e;
-                       e = lookup_edge(c->node, myself);
-                       if(e) {
-                               if(!tunnelserver)
-                                       send_del_edge(everyone, e);
-                               edge_del(e);
+                       if(report && !c->node->status.reachable) {
+                               edge_t *e;
+                               e = lookup_edge(c->node, myself);
+                               if(e) {
+                                       if(!tunnelserver)
+                                               send_del_edge(everyone, e);
+                                       edge_del(e);
+                               }
                        }
                }
        }