fix a potential nil-pointer panic. (#158)

libp2p · May 22, 2020 · eda7485 · eda7485
1 parent 51f45f6
commit eda7485
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/filtered_conn.go b/filtered_conn.go
@@ -51,7 +51,7 @@ func (c *filteredConn) ReadFrom(b []byte) (n int, addr net.Addr, rerr error) {
 
 		connAddrs := &connAddrs{lmAddr: c.lmAddr, rmAddr: rmAddr}
 
-		if c.gater.InterceptAccept(connAddrs) {
+		if c.gater != nil && c.gater.InterceptAccept(connAddrs) {
 			return
 		}
 	}