[PATCH] SSL: fixed possible memory and file descriptor leak on HUP signal.

[Piotr Sikora]

# HG changeset patch
# User Piotr Sikora <piotr at cloudflare.com>
# Date 1379548290 25200
#      Wed Sep 18 16:51:30 2013 -0700
# Node ID c0be8de389be2012875a19a812ebf3ccc66c147d
# Parent  e8d24b6d7f7304df77ccde7fc8223434c91b5322
SSL: fixed possible memory and file descriptor leak on HUP signal.

The problem appeared in 386a06a22c40 (1.3.7).

Signed-off-by: Piotr Sikora <piotr at cloudflare.com>

diff -r e8d24b6d7f73 -r c0be8de389be src/event/ngx_event_openssl.c
--- a/src/event/ngx_event_openssl.c     Wed Sep 18 18:53:26 2013 +0400
+++ b/src/event/ngx_event_openssl.c     Wed Sep 18 16:51:30 2013 -0700
@@ -280,6 +280,8 @@ ngx_ssl_certificate(ngx_conf_t *cf, ngx_
     {
         ngx_ssl_error(NGX_LOG_EMERG, ssl->log, 0,
                       "SSL_CTX_set_ex_data() failed");
+        X509_free(x509);
+        BIO_free(bio);
         return NGX_ERROR;
     }