Call postcopy_ram_incoming_cleanup() to do the cleanup when
postcopy_ram_enable_notify fails. Besides, report the error
message when qemu_ram_foreach_migratable_block() fails.

Cc: Dr. David Alan Gilbert <dgilb...@redhat.com>
Signed-off-by: Fei Li <f...@suse.com>
---
 migration/postcopy-ram.c | 1 +
 migration/savevm.c       | 1 +
 2 files changed, 2 insertions(+)

diff --git a/migration/postcopy-ram.c b/migration/postcopy-ram.c
index e5c02a32c5..fa09dba534 100644
--- a/migration/postcopy-ram.c
+++ b/migration/postcopy-ram.c
@@ -1117,6 +1117,7 @@ int postcopy_ram_enable_notify(MigrationIncomingState 
*mis)
 
     /* Mark so that we get notified of accesses to unwritten areas */
     if (qemu_ram_foreach_migratable_block(ram_block_enable_notify, mis)) {
+        error_report("ram_block_enable_notify failed");
         return -1;
     }
 
diff --git a/migration/savevm.c b/migration/savevm.c
index 9992af4db4..f2644586de 100644
--- a/migration/savevm.c
+++ b/migration/savevm.c
@@ -1725,6 +1725,7 @@ static int 
loadvm_postcopy_handle_listen(MigrationIncomingState *mis)
      */
     if (migrate_postcopy_ram()) {
         if (postcopy_ram_enable_notify(mis)) {
+            postcopy_ram_incoming_cleanup(mis);
             return -1;
         }
     }
-- 
2.13.7


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