diff options
Diffstat (limited to 'net/mac80211/ieee80211_ioctl.c')
| -rw-r--r-- | net/mac80211/ieee80211_ioctl.c | 18 |
1 files changed, 14 insertions, 4 deletions
diff --git a/net/mac80211/ieee80211_ioctl.c b/net/mac80211/ieee80211_ioctl.c index 5147152b926..1d91575a0fe 100644 --- a/net/mac80211/ieee80211_ioctl.c +++ b/net/mac80211/ieee80211_ioctl.c @@ -468,10 +468,20 @@ static int ieee80211_ioctl_siwap(struct net_device *dev, ieee80211_sta_req_auth(dev, &sdata->u.sta); return 0; } else if (sdata->vif.type == IEEE80211_IF_TYPE_WDS) { - if (memcmp(sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, - ETH_ALEN) == 0) - return 0; - return ieee80211_if_update_wds(dev, (u8 *) &ap_addr->sa_data); + /* + * If it is necessary to update the WDS peer address + * while the interface is running, then we need to do + * more work here, namely if it is running we need to + * add a new and remove the old STA entry, this is + * normally handled by _open() and _stop(). + */ + if (netif_running(dev)) + return -EBUSY; + + memcpy(&sdata->u.wds.remote_addr, (u8 *) &ap_addr->sa_data, + ETH_ALEN); + + return 0; } return -EOPNOTSUPP; |