[PATCH] snapshot: fix regression with system checkpoints

[Eric Blake <eblake@xxxxxxxxxx>]

Regression introduced in commit d6f6b2d194c.

* src/conf/domain_conf.c (virDomainSnapshotDefParseString): Only
give error about no disk support when <disk> was found.
---
 src/conf/domain_conf.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/src/conf/domain_conf.c b/src/conf/domain_conf.c
index 74f8d6a..560c773 100644
--- a/src/conf/domain_conf.c
+++ b/src/conf/domain_conf.c
@@ -11622,7 +11622,7 @@ virDomainSnapshotDefParseString(const char *xmlStr,
                 goto cleanup;
         }
         VIR_FREE(nodes);
-    } else {
+    } else if (i) {
         virDomainReportError(VIR_ERR_ARGUMENT_UNSUPPORTED, "%s",
                              _("unable to handle disk requests in snapshot"));
         goto cleanup;
-- 
1.7.4.4

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