Mail: fixed segfault with ssl/starttls at mail{} level and no cert.

A configuration like "mail { starttls on; server {}}" triggered NULL
pointer dereference in ngx_mail_ssl_merge_conf() as conf->file was not set.
1 file changed
tree: 9fa86e36d8b5fbe552d2ca859419b8715a50e572
  1. auto/
  2. conf/
  3. contrib/
  4. docs/
  5. misc/
  6. src/
  7. .hgtags