bridge: fix the unbalanced promiscuous count when add_if failed

As commit 2796d0c648c94 ("bridge: Automatically manage port
promiscuous mode."), make the add_if use dev_set_allmulti
instead of dev_set_promiscuous, so when add_if failed, we
should do dev_set_allmulti(dev, -1).

Signed-off-by: Wang Weidong <wangweidong1@huawei.com>
Reviewed-by: Amos Kong <akong@redhat.com>
Acked-by: Vlad Yasevich <vyasevic@redhat.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 104a811..a08d2b8 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -528,7 +528,7 @@
 	kobject_put(&p->kobj);
 	p = NULL; /* kobject_put frees */
 err1:
-	dev_set_promiscuity(dev, -1);
+	dev_set_allmulti(dev, -1);
 put_back:
 	dev_put(dev);
 	kfree(p);