As commit 52dba8d7d5ab ("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.
Reported-by: syzbot+ef4ca92d9d6f5ba2f880@xxxxxxxxxxxxxxxxxxxxxxxxx
Signed-off-by: YueHaibing <yuehaibing@xxxxxxxxxx>
---
net/mac80211/sta_info.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index f2fb69da9b6e..3a6887fc9160 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -547,7 +547,7 @@ 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
--
2.17.1
