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opts-visitor: Favor new visit_free() function

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Now that we have a polymorphic visit_free(), we no longer need
opts_visitor_cleanup(); which in turn means we no longer need
to return a subtype from opts_visitor_new() nor a public upcast
function.

Signed-off-by: Eric Blake <eblake@redhat.com>
Message-Id: <1465490926-28625-6-git-send-email-eblake@redhat.com>
Reviewed-by: Markus Armbruster <armbru@redhat.com>
Signed-off-by: Markus Armbruster <armbru@redhat.com>
This commit is contained in:
Eric Blake
2016-06-09 10:48:36 -06:00
committed by Markus Armbruster
parent 2c0ef9f411
commit 09204eac9b
9 changed files with 42 additions and 62 deletions
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5
net/net.c
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@@ -1024,8 +1024,7 @@ int net_client_init(QemuOpts *opts, int is_netdev, Error **errp)
void *object = NULL;
Error *err = NULL;
int ret = -1;
OptsVisitor *ov = opts_visitor_new(opts);
Visitor *v = opts_get_visitor(ov);
Visitor *v = opts_visitor_new(opts);
{
/* Parse convenience option format ip6-net=fec0::0[/64] */
@@ -1075,7 +1074,7 @@ int net_client_init(QemuOpts *opts, int is_netdev, Error **errp)
}
error_propagate(errp, err);
opts_visitor_cleanup(ov);
visit_free(v);
return ret;
}