From: Felix Fietkau <nbd@nbd.name>
Date: Tue, 27 Aug 2024 09:30:10 +0000 (+0200)
Subject: wifi: mt76: mt7996: fix uninitialized TLV data
X-Git-Tag: v6.12-rc1~232^2~41^2~1^2~9
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=9e461f4a2329109571f4b10f9bcad28d07e6ebb3;p=linux-block.git

wifi: mt76: mt7996: fix uninitialized TLV data

Use skb_put_zero instead of skb_put

Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices")
Link: https://patch.msgid.link/20240827093011.18621-23-nbd@nbd.name
Signed-off-by: Felix Fietkau <nbd@nbd.name>
---

diff --git a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
index caa0ff619475..327337b31279 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7996/mcu.c
@@ -735,7 +735,7 @@ void mt7996_mcu_rx_event(struct mt7996_dev *dev, struct sk_buff *skb)
 static struct tlv *
 mt7996_mcu_add_uni_tlv(struct sk_buff *skb, u16 tag, u16 len)
 {
-	struct tlv *ptlv = skb_put(skb, len);
+	struct tlv *ptlv = skb_put_zero(skb, len);
 
 	ptlv->tag = cpu_to_le16(tag);
 	ptlv->len = cpu_to_le16(len);