- Fix to reclaim tcp handler when it is closed due to dnscrypt buffer

allocation failure.


git-svn-id: file:///svn/unbound/trunk@4309 be551aaa-1e26-0410-a405-d3ace91eadb9

doc/Changelog

@@ -1,6 +1,8 @@
 23 August 2017: Wouter
 	- Fix #1407: Add ECS options check to unbound-checkconf.
 	- make depend
+	- Fix to reclaim tcp handler when it is closed due to dnscrypt buffer
+	  allocation failure.
 
 22 August 2017: Wouter
 	- Fix install of trust anchor when two anchors are present, makes both

util/netevent.c

@@ -1551,6 +1551,13 @@ comm_point_tcp_handle_callback(int fd, short event, void* arg)
 		c->dnscrypt_buffer = sldns_buffer_new(sldns_buffer_capacity(c->buffer));
 		if(!c->dnscrypt_buffer) {
 			log_err("Could not allocate dnscrypt buffer");
+			reclaim_tcp_handler(c);
+			if(!c->tcp_do_close) {
+				fptr_ok(fptr_whitelist_comm_point(
+					c->callback));
+				(void)(*c->callback)(c, c->cb_arg, 
+					NETEVENT_CLOSED, NULL);
+			}
 			return;
 		}
 	}