email: Fixed QUIT / LOGOUT being sent when SSL connect fails

lib/imap.c

@@ -1982,7 +1982,7 @@ static CURLcode imap_disconnect(struct connectdata *conn, bool dead_connection)
 
   /* The IMAP session may or may not have been allocated/setup at this
      point! */
-  if(!dead_connection && imapc->pp.conn)
+  if(!dead_connection && imapc->pp.conn && imapc->pp.conn->bits.protoconnstart)
     if(!imap_perform_logout(conn))
       (void)imap_block_statemach(conn); /* ignore errors on LOGOUT */
 

lib/pop3.c

@@ -1634,8 +1634,7 @@ static CURLcode pop3_do(struct connectdata *conn, bool *done)
  * Disconnect from an POP3 server. Cleanup protocol-specific per-connection
  * resources. BLOCKING.
  */
-static CURLcode pop3_disconnect(struct connectdata *conn,
-                                bool dead_connection)
+static CURLcode pop3_disconnect(struct connectdata *conn, bool dead_connection)
 {
   struct pop3_conn *pop3c = &conn->proto.pop3c;
 
@@ -1645,7 +1644,7 @@ static CURLcode pop3_disconnect(struct connectdata *conn,
 
   /* The POP3 session may or may not have been allocated/setup at this
      point! */
-  if(!dead_connection && pop3c->pp.conn)
+  if(!dead_connection && pop3c->pp.conn && pop3c->pp.conn->bits.protoconnstart)
     if(!pop3_perform_quit(conn))
       (void)pop3_block_statemach(conn); /* ignore errors on QUIT */
 

lib/smtp.c

@@ -1632,8 +1632,7 @@ static CURLcode smtp_do(struct connectdata *conn, bool *done)
  * Disconnect from an SMTP server. Cleanup protocol-specific per-connection
  * resources. BLOCKING.
  */
-static CURLcode smtp_disconnect(struct connectdata *conn,
-                                bool dead_connection)
+static CURLcode smtp_disconnect(struct connectdata *conn, bool dead_connection)
 {
   struct smtp_conn *smtpc = &conn->proto.smtpc;
 
@@ -1643,7 +1642,7 @@ static CURLcode smtp_disconnect(struct connectdata *conn,
 
   /* The SMTP session may or may not have been allocated/setup at this
      point! */
-  if(!dead_connection && smtpc->pp.conn)
+  if(!dead_connection && smtpc->pp.conn && smtpc->pp.conn->bits.protoconnstart)
     if(!smtp_perform_quit(conn))
       (void)smtp_block_statemach(conn); /* ignore errors on QUIT */