From b00b92bb9d1497414abf6ca1b679bcc8ad32a443 Mon Sep 17 00:00:00 2001
From: notroj <notroj@redhat.com>
Date: Mon, 9 Jan 2023 08:07:58 PM GMT+0800
Subject: [PATCH] modules/dav/main/util(dav_process_if_header):Fix error

Conflict:NA
Reference:https://github.com/apache/httpd/commit/b00b92bb9d1497414abf6ca1b679bcc8ad32a443

---
 modules/dav/main/util.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/modules/dav/main/util.c b/modules/dav/main/util.c
index 08ebe27..2a2c7aa 100644
--- a/modules/dav/main/util.c
+++ b/modules/dav/main/util.c
@@ -756,8 +756,14 @@ static dav_error * dav_process_if_header(request_rec *r, dav_if_header **p_ih)
                                                  "for the same state.");
                         }
                         condition = DAV_IF_COND_NOT;
+                        list += 2;
+                    }
+                    else {
+                        return dav_new_error(r->pool, HTTP_BAD_REQUEST,
+                                             DAV_ERR_IF_UNK_CHAR, 0,
+                                             "Invaild \"If:\" header: "
+                                             "Unexpected character in List");
                     }
-                    list += 2;
                     break;
 
                 case ' ':
-- 
2.23.0

