qemu-file: Only set last_error if it is not already set

Signed-off-by: Juan Quintela <quintela@redhat.com> Reviewed-by: Reviewed-by: Eric Blake <eblake@redhat.com> Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
2013-01-14 13:36:28 +01:00 · 2013-01-14 13:36:28 +01:00 · afe419319d
commit afe419319d
parent 1e973051b9
1 changed files with 3 additions and 1 deletions
--- a/savevm.c
+++ b/savevm.c
@ -419,7 +419,9 @@ int qemu_file_get_error(QEMUFile *f)

 static void qemu_file_set_error(QEMUFile *f, int ret)
 {
-    f->last_error = ret;
+    if (f->last_error == 0) {
+        f->last_error = ret;
+    }
 }

 /** Flushes QEMUFile buffer