From 1d48b0afe250a827ba32b3ecfdc8c08032651863 Mon Sep 17 00:00:00 2001
From: Nikos Mavrogiannopoulos <nmav@gnutls.org>
Date: Mon, 20 Jul 2009 21:14:37 +0000
Subject: More fixes related to bug #102

---
(limited to 'src')

diff --git a/src/gnutls_io.c b/src/gnutls_io.c
index a8fd242..e145466 100644
--- a/src/gnutls_io.c
+++ b/src/gnutls_io.c
@@ -379,9 +379,11 @@ tryagain:
         ap_log_error(APLOG_MARK, APLOG_ERR, 0, ctxt->c->base_server,
                      "GnuTLS: Handshake Failed. Hit Maximum Attempts");
 #endif
-        gnutls_alert_send(ctxt->session, GNUTLS_AL_FATAL, 
+        if (ctxt->session) {
+            gnutls_alert_send(ctxt->session, GNUTLS_AL_FATAL, 
                           gnutls_error_to_alert(ret, NULL));
-        if (ctxt->session) gnutls_deinit(ctxt->session);
+            gnutls_deinit(ctxt->session);
+        }
         ctxt->session = NULL;
         return -1;
     }
@@ -411,9 +413,11 @@ tryagain:
                      gnutls_strerror(ret));
 #endif
         ctxt->status = -1;
-        gnutls_alert_send(ctxt->session, GNUTLS_AL_FATAL, 
+        if (ctxt->session) {
+            gnutls_alert_send(ctxt->session, GNUTLS_AL_FATAL, 
                           gnutls_error_to_alert(ret, NULL));
-        if (ctxt->session) gnutls_deinit(ctxt->session);
+            gnutls_deinit(ctxt->session);
+        }
         ctxt->session = NULL;
         return ret;
     }
@@ -559,8 +563,10 @@ apr_status_t mgs_filter_output(ap_filter_t * f,
             }
 
             apr_brigade_cleanup(ctxt->output_bb);
-            if (ctxt->session) gnutls_deinit(ctxt->session);
-            ctxt->session = NULL;
+            if (APR_BUCKET_IS_EOS(bucket) && ctxt->session) {
+                gnutls_deinit(ctxt->session);
+                ctxt->session = NULL;
+            }
             continue;
 
         } else if (APR_BUCKET_IS_FLUSH(bucket) || APR_BUCKET_IS_EOS(bucket)) {
--
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