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mac80211: drop frames with unexpected DS bits from fast-rx to slow path
[ Upstream commit b323ac19b7 ]
Fixes rx for 4-addr packets in AP mode. These may be used for setting
up a 4-addr link for stations that are allowed to do so.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Sasha Levin <alexander.levin@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
committed by
Greg Kroah-Hartman
parent
dff5da4724
commit
3d82155f85
@@ -3928,7 +3928,7 @@ static bool ieee80211_invoke_fast_rx(struct ieee80211_rx_data *rx,
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if ((hdr->frame_control & cpu_to_le16(IEEE80211_FCTL_FROMDS |
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IEEE80211_FCTL_TODS)) !=
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fast_rx->expected_ds_bits)
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goto drop;
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return false;
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/* assign the key to drop unencrypted frames (later)
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* and strip the IV/MIC if necessary
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