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wifi: mt76: fix argument to ieee80211_is_first_frag()

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ieee80211_is_first_frag() operates on the seq_ctrl not the frame_control
header field. Pass the correct one in; otherwise the results may vary.

Sponsored by: The FreeBSD Foundation
Fixes: 30ce7f4456ae4 ("mt76: validate rx CCMP PN")
Link: https://cgit.freebsd.org/src/commit/sys/contrib/dev/mediatek/mt76/mac80211.c?id=c67fd35e58c6ee1e19877a7fe5998885683abedc
Signed-off-by: Bjoern A. Zeeb <[email protected]>
Link: https://patch.msgid.link/[email protected]
Signed-off-by: Felix Fietkau <[email protected]>
This commit is contained in:
Bjoern A. Zeeb
2026-06-02 13:26:23 +02:00
committed by Felix Fietkau
parent 91f19ba393
commit 03644ac19f
1 changed files with 1 additions and 1 deletions
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mac80211.c
+1 -1
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@@ -1323,7 +1323,7 @@ mt76_check_ccmp_pn(struct sk_buff *skb)
* All further fragments will be validated by mac80211 only.
*/
if (ieee80211_is_frag(hdr) &&
!ieee80211_is_first_frag(hdr->frame_control))
!ieee80211_is_first_frag(hdr->seq_ctrl))
return;
}