Commit
e36c714e causes 'qemu -netdev help' to dump core, because the
call to visit_end_union() is no longer conditional on whether *obj was
allocated.
Reported by Marc-André Lureau <marcandre.lureau@gmail.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <
1444861825-19256-1-git-send-email-eblake@redhat.com>
[Commit message tweaked to say 'help' instead of '?']
Signed-off-by: Markus Armbruster <armbru@redhat.com>
out_obj:
error_propagate(errp, err);
err = NULL;
- visit_end_union(v, !!(*obj)->data, &err);
+ if (*obj) {
+ visit_end_union(v, !!(*obj)->data, &err);
+ }
error_propagate(errp, err);
err = NULL;
visit_end_struct(v, &err);