openwrt/package/kernel/mac80211/patches/subsys/345-wifi-mac80211-do-not-drop-packets-smaller-than-the-L.patch
Hauke Mehrtens 58b65525f3 mac80211: Update to version 5.15.74-1
This updates mac80211 to version 5.15.74-1 which is based on kernel
5.15.74.
The removed patches were applied upstream.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
2022-10-23 22:33:46 +02:00

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Diff

From: Felix Fietkau <nbd@nbd.name>
Date: Fri, 7 Oct 2022 10:58:26 +0200
Subject: [PATCH] wifi: mac80211: do not drop packets smaller than the
LLC-SNAP header on fast-rx
Since STP TCN frames are only 7 bytes, the pskb_may_pull call returns an error.
Instead of dropping those packets, bump them back to the slow path for proper
processing.
Fixes: 49ddf8e6e234 ("mac80211: add fast-rx path")
Reported-by: Chad Monroe <chad.monroe@smartrg.com>
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -4603,7 +4603,7 @@ static bool ieee80211_invoke_fast_rx(str
if (!(status->rx_flags & IEEE80211_RX_AMSDU)) {
if (!pskb_may_pull(skb, snap_offs + sizeof(*payload)))
- goto drop;
+ return false;
payload = (void *)(skb->data + snap_offs);