Commit deebea0a authored by YueHaibing's avatar YueHaibing Committed by Johannes Berg
Browse files

mac80211: Reject zero MAC address in sta_info_insert_check() 



As commit 52dba8d7 ("mac80211: reject zero MAC address in add station")
said, we don't consider all-zeroes to be a valid MAC address in most places,
so also reject it here.

Signed-off-by: default avatarYueHaibing <yuehaibing@huawei.com>
Link: https://lore.kernel.org/r/20210626130334.13624-1-yuehaibing@huawei.com


Signed-off-by: default avatarJohannes Berg <johannes.berg@intel.com>
parent 3d2a2544

net/mac80211/sta_info.c

+1 −1
Original line number Diff line number Diff line
@@ -543,7 +543,7 @@ static int sta_info_insert_check(struct sta_info *sta) 
		return -ENETDOWN;



	if (WARN_ON(ether_addr_equal(sta->sta.addr, sdata->vif.addr) ||

		    is_multicast_ether_addr(sta->sta.addr)))

		    !is_valid_ether_addr(sta->sta.addr)))

		return -EINVAL;



	/* The RCU read lock is required by rhashtable due to