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Commit df442054 authored by Ivo van Doorn's avatar Ivo van Doorn Committed by John W. Linville
Browse files

mac80211: Don't encrypt beacons 



mac80211 should set the IEEE80211_TX_CTL_DO_NOT_ENCRYPT flag in tx_control
structure to inform drivers not to encrypt the beacon. Drivers that only check
for that flag before accessing the hw_key field, will otherwise cause a NULL
pointer dereference since that field is not configured for beacons.

Signed-off-by: default avatarIvo van Doorn <IvDoorn@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent b30cdfc5

net/mac80211/tx.c

+1 −0
Original line number Diff line number Diff line
@@ -1898,6 +1898,7 @@ struct sk_buff *ieee80211_beacon_get(struct ieee80211_hw *hw, 
			control->flags |= IEEE80211_TXCTL_SHORT_PREAMBLE;

		control->antenna_sel_tx = local->hw.conf.antenna_sel_tx;

		control->flags |= IEEE80211_TXCTL_NO_ACK;

		control->flags |= IEEE80211_TXCTL_DO_NOT_ENCRYPT;

		control->retry_limit = 1;

		control->flags |= IEEE80211_TXCTL_CLEAR_PS_FILT;

	}