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wifi: mac80211: fix mesh forwarding

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commit 8f0149a8ac upstream.

Linearize packets (needed for forwarding A-MSDU subframes).

Fixes: 986e43b19a ("wifi: mac80211: fix receiving A-MSDU frames on mesh interfaces")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Link: https://lore.kernel.org/r/20230324120924.38412-1-nbd@nbd.name
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Felix Fietkau
2023-03-24 13:09:22 +01:00
committed by Greg Kroah-Hartman
parent 0cbe7032ce
commit 84de40083d
1 changed files with 3 additions and 0 deletions
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3
net/mac80211/rx.c
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@@ -2838,6 +2838,9 @@ ieee80211_rx_mesh_data(struct ieee80211_sub_if_data *sdata, struct sta_info *sta
if (skb_cow_head(fwd_skb, hdrlen - sizeof(struct ethhdr)))
return RX_DROP_UNUSABLE;
if (skb_linearize(fwd_skb))
return RX_DROP_UNUSABLE;
}
fwd_hdr = skb_push(fwd_skb, hdrlen - sizeof(struct ethhdr));