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bridge: Fix incorrect judgment of promisc 

br_manage_promisc() incorrectly expects br_auto_port() to return only 0
or 1, while it actually returns flags, i.e., a subset of BR_AUTO_MASK.

Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Toshiaki Makita 2014-06-05 20:53:32 +09:00 committed by David S. Miller
parent 5fb22ee5a2
commit e0a47d1f78
1 changed files with 2 additions and 1 deletions
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3
net/bridge/br_if.c
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@ -153,7 +153,8 @@ void br_manage_promisc(struct net_bridge *br)
* This lets us disable promiscuous mode and write
* this config to hw.
*/
if (br->auto_cnt <= br_auto_port(p))
if (br->auto_cnt == 0 ||
(br->auto_cnt == 1 && br_auto_port(p)))
br_port_clear_promisc(p);
else
br_port_set_promisc(p);