mod_ssl: OCSP does not apply to proxy mode, fix verify context.

Since ssl_callback_SSLVerify() is called for both server and proxy modes,
use myCtxConfig()->ocsp_mask to check the right mode/configuration (i.e.
none for proxy in any case).

PR 63679.
Submitted by: Lubos Uhliarik <luhliari redhat.com>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1865740 13f79535-47bb-0310-9956-ffa450edef68
diff --git a/modules/ssl/ssl_engine_kernel.c b/modules/ssl/ssl_engine_kernel.c
index 488e6ab..a29eebb 100644
--- a/modules/ssl/ssl_engine_kernel.c
+++ b/modules/ssl/ssl_engine_kernel.c
@@ -1831,8 +1831,8 @@
     /*
      * Perform OCSP-based revocation checks
      */
-    if (ok && ((sc->server->ocsp_mask & SSL_OCSPCHECK_CHAIN) ||
-         (errdepth == 0 && (sc->server->ocsp_mask & SSL_OCSPCHECK_LEAF)))) {     
+    if (ok && ((mctx->ocsp_mask & SSL_OCSPCHECK_CHAIN) ||
+         (errdepth == 0 && (mctx->ocsp_mask & SSL_OCSPCHECK_LEAF)))) {     
         /* If there was an optional verification error, it's not
          * possible to perform OCSP validation since the issuer may be
          * missing/untrusted.  Fail in that case. */