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package_kernel_mt76 / Update package_kernel_mt76 (openwrt-25.12) (push) Successful in 7s
26 lines
946 B
Diff
26 lines
946 B
Diff
From f473d66ab595d5f37aedc868bfe407da0a1245c8 Mon Sep 17 00:00:00 2001
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From: Felix Fietkau <nbd@nbd.name>
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Date: Wed, 12 Nov 2025 16:32:44 +0000
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Subject: wifi: mt76: mt7996: fix crash in mt7996_tx_prepare_skb
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Add missing NULL pointer check. In mesh mode, sta can be NULL even for
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qosdata frames.
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Signed-off-by: Felix Fietkau <nbd@nbd.name>
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Upstream: https://github.com/openwrt/mt76/commit/f473d66ab595d5f37aedc868bfe407da0a1245c8
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---
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mt7996/mac.c | 2 +-
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1 file changed, 1 insertion(+), 1 deletion(-)
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--- a/mt7996/mac.c
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+++ b/mt7996/mac.c
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@@ -1061,7 +1061,7 @@ int mt7996_tx_prepare_skb(struct mt76_de
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if (!wcid)
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wcid = &dev->mt76.global_wcid;
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- if ((is_8023 || ieee80211_is_data_qos(hdr->frame_control)) && sta->mlo &&
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+ if ((is_8023 || ieee80211_is_data_qos(hdr->frame_control)) && sta && sta->mlo &&
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likely(tx_info->skb->protocol != cpu_to_be16(ETH_P_PAE))) {
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u8 tid = tx_info->skb->priority & IEEE80211_QOS_CTL_TID_MASK;
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