Commit 2922f65b authored by Niels Möller's avatar Niels Möller
Browse files

(io_connect_list): Avoid resource leakage if the

address list is empty, or all connection attempts fail

Rev: src/io.c:1.208
parent bc3849ce
......@@ -1498,7 +1498,7 @@ io_connect(struct sockaddr *remote,
if (s<0)
return NULL;
trace("io.c: Connecting using fd %i\n", s);
trace("io_connect: Connecting using fd %i\n", s);
......@@ -1666,6 +1666,8 @@ make_connect_list_callback(struct connect_list_state *state,
* successful connection (if any) is returned.
* Addresses are removed from the list as we go. */
/* FIXME: The returned value is never used */
struct resource *
io_connect_list(struct connect_list_state *state,
struct command_continuation *c,
......@@ -1679,6 +1681,16 @@ io_connect_list(struct connect_list_state *state,
connect_attempt(make_connect_list_callback(state, i, c, e));
if (!state->nfds)
/* All addresses failed */
make_io_exception(EXC_IO_CONNECT, NULL,
0, "Connect failed"));
return NULL;
return &state->super;
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