From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Fabian=20Gr=C3=BCnbichler?= <f.gruenbichler@proxmox.com>
Date: Mon, 6 Apr 2020 12:17:05 +0200
Subject: [PATCH] mirror: add check for bitmap-mode without bitmap
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as one without the other does not make much sense with the current set
of modes.

Signed-off-by: Fabian Grünbichler <f.gruenbichler@proxmox.com>
Signed-off-by: Thomas Lamprecht <t.lamprecht@proxmox.com>
---
 blockdev.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/blockdev.c b/blockdev.c
index 1010b60804..19f490fce7 100644
--- a/blockdev.c
+++ b/blockdev.c
@@ -3036,6 +3036,9 @@ static void blockdev_mirror_common(const char *job_id, BlockDriverState *bs,
         if (bdrv_dirty_bitmap_check(bitmap, BDRV_BITMAP_ALLOW_RO, errp)) {
             return;
         }
+    } else if (has_bitmap_mode) {
+        error_setg(errp, "Cannot specify bitmap sync mode without a bitmap");
+        return;
     }
 
     if (!replaces) {