From f4603708af08f454bca8b74095d0af40a4516512 Mon Sep 17 00:00:00 2001
From: Kamil Dudka <kdudka@redhat.com>
Date: Mon, 6 May 2019 14:32:00 +0200
Subject: http_negotiate: do not treat failure of gss_init_sec_context() as
 fatal

Fixes #3726
Closes #3849
---
 lib/http_negotiate.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

(limited to 'lib/http_negotiate.c')

diff --git a/lib/http_negotiate.c b/lib/http_negotiate.c
index 9415236fb..201c3a785 100644
--- a/lib/http_negotiate.c
+++ b/lib/http_negotiate.c
@@ -143,7 +143,13 @@ CURLcode Curl_output_negotiate(struct connectdata *conn, bool proxy)
     }
     if(!neg_ctx->context) {
       result = Curl_input_negotiate(conn, proxy, "Negotiate");
-      if(result)
+      if(result == CURLE_LOGIN_DENIED) {
+        /* negotiate auth failed, let's continue unauthenticated to stay
+         * compatible with the behavior before curl-7_64_0-158-g6c6035532 */
+        conn->data->state.authproblem = TRUE;
+        return CURLE_OK;
+      }
+      else if(result)
         return result;
     }
 
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