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wifi: mt76: mt7925: prevent NULL vif dereference in mt7925_mac_write_txwi
authorMing Yen Hsieh <mingyen.hsieh@mediatek.com>
Thu, 4 Sep 2025 03:06:47 +0000 (11:06 +0800)
committerFelix Fietkau <nbd@nbd.name>
Mon, 23 Mar 2026 09:21:25 +0000 (09:21 +0000)
commit962eb04e67552be406c906c83099c1d736aae3b6
treef77eafb7da5c124cf6910b3b337982cf9c354d11tree | snapshot
parent83ae3a18ba957257b4c406273d2da2caeea2b439commit | diff
wifi: mt76: mt7925: prevent NULL vif dereference in mt7925_mac_write_txwi

Check for a NULL `vif` before accessing `ieee80211_vif_is_mld(vif)` to
avoid a potential kernel panic in scenarios where `vif` might not be
initialized.

Fixes: ebb1406813c6 ("wifi: mt76: mt7925: add link handling to txwi")
Signed-off-by: Ming Yen Hsieh <mingyen.hsieh@mediatek.com>
Link: https://patch.msgid.link/20250904030649.655436-3-mingyen.hsieh@mediatek.com
Signed-off-by: Felix Fietkau <nbd@nbd.name>
drivers/net/wireless/mediatek/mt76/mt7925/mac.c diff | blob | blame | history
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