Module: ngircd.git Branch: master Commit: 42b32f8a2adcbe0d7b011083cc0549ae89139449 URL: http://ngircd.barton.de/cgi-bin/gitweb.cgi?p=ngircd.git&a=commit;h=42b32...

Author: Florian Westphal fw@strlen.de Date: Sun Jun 5 15:00:32 2011 +0200

conn: fix error handling when connecting to server

The io_event_create error handling seems to miss a 'return' statement.

Fix this by moving io_event_create() call around so we do not need the Conn_Close/Init calls in the error case.

---

src/ngircd/conn.c | 18 +++++++++--------- 1 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/src/ngircd/conn.c b/src/ngircd/conn.c index 26e47c1..3350e20 100644 --- a/src/ngircd/conn.c +++ b/src/ngircd/conn.c @@ -1951,6 +1951,12 @@ New_Server( int Server , ng_ipaddr_t *dest) return; }

+ if (!io_event_create( new_sock, IO_WANTWRITE, cb_connserver)) { + Log(LOG_ALERT, "io_event_create(): could not add fd %d", strerror(errno)); + close(new_sock); + return; + } + My_Connections = array_start(&My_ConnArray);

assert(My_Connections[new_sock].sock <= 0); @@ -1961,7 +1967,7 @@ New_Server( int Server , ng_ipaddr_t *dest) c = Client_NewLocal(new_sock, ip_str, CLIENT_UNKNOWNSERVER, false); if (!c) { Log( LOG_ALERT, "Can't establish connection: can't create client structure!" ); - close( new_sock ); + io_close(new_sock); return; }

@@ -1978,13 +1984,6 @@ New_Server( int Server , ng_ipaddr_t *dest) strlcpy( My_Connections[new_sock].host, Conf_Server[Server].host, sizeof(My_Connections[new_sock].host ));

- /* Register new socket */ - if (!io_event_create( new_sock, IO_WANTWRITE, cb_connserver)) { - Log( LOG_ALERT, "io_event_create(): could not add fd %d", strerror(errno)); - Conn_Close( new_sock, "io_event_create() failed", NULL, false ); - Init_Conn_Struct( new_sock ); - Conf_Server[Server].conn_id = NONE; - } #ifdef SSL_SUPPORT if (Conf_Server[Server].SSLConnect && !ConnSSL_PrepareConnect( &My_Connections[new_sock], &Conf_Server[Server] )) @@ -2025,9 +2024,10 @@ Init_Conn_Struct(CONN_ID Idx) * Initialize options of a new socket. * * For example, we try to set socket options SO_REUSEADDR and IPTOS_LOWDELAY. - * Errors shouldn't be fatal and therefore are ignored. + * The socket is automatically closed if a fatal error is encountered. * * @param Sock Socket handle. + * @returns false if socket was closed due to fatal error. */ static bool Init_Socket( int Sock )