migration: return -EINVAL directly when version_id mismatch

It is not reasonable to continue when version_id mismatch.

Signed-off-by: Wei Yang <richardw.yang@linux.intel.com>
Message-Id: <20190722075339.25121-2-richardw.yang@linux.intel.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

diff --git a/migration/ram.c b/migration/ram.c
index 97f241d6d9ed59c11af1bab1120427e05d2b2592..6a75aedc91d6db13c617d93a66764d26c5841db9 100644 (file)
--- a/migration/ram.c
+++ b/migration/ram.c
@@ -4334,7 +4334,7 @@ static int ram_load(QEMUFile *f, void *opaque, int version_id)
     seq_iter++;
 
     if (version_id != 4) {
-        ret = -EINVAL;
+        return -EINVAL;
     }
 
     if (!migrate_use_compression()) {