From 7640b8e8ec4cb521d9925222a5bada0ad2fb400c Mon Sep 17 00:00:00 2001
From: Kevin Wolf <kwolf@redhat.com>
Date: Thu, 24 Jun 2010 14:47:59 -0300
Subject: [PATCH 2/4] qcow2: Don't try to check tables that couldn't be loaded

RH-Author: Kevin Wolf <kwolf@redhat.com>
Message-id: <patch-10185-clone-for-rhel55-rhel55>
Patchwork-id: 10241
O-Subject: [RHEL-5.6 KVM PATCH 2/2] qcow2: Don't try to check tables that
	couldn't be loaded
Bugzilla: 610342
RH-Acked-by: Eduardo Habkost <ehabkost@redhat.com>
RH-Acked-by: Christoph Hellwig <chellwig@redhat.com>
RH-Acked-by: Jes Sorensen <Jes.Sorensen@redhat.com>

Bugzilla: 606434
Upstream commit: f74550fd53598ac6529dbcfc3c06e98d2d7fbe51

Trying to check them leads to a second error message which is more confusing
than helpful:

    Can't get refcount for cluster 0: Invalid argument
    ERROR cluster 0 refcount=-22 reference=1

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
---
 qemu/block-qcow2.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
---
 qemu/block-qcow2.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/qemu/block-qcow2.c b/qemu/block-qcow2.c
index 4556a6b..913679f 100644
--- a/qemu/block-qcow2.c
+++ b/qemu/block-qcow2.c
@@ -3394,6 +3394,7 @@ static int check_refcounts(BlockDriverState *bs)
         if (refcount1 < 0) {
             fprintf(stderr, "Can't get refcount for cluster %d: %s\n",
                 i, strerror(-refcount1));
+            continue;
         }
 
         refcount2 = refcount_table[i];
-- 
1.7.0.3