Messages in this thread Patch in this message | | | From | Greg Kroah-Hartman <> | Subject | [PATCH 5.15 461/917] mt76: mt7915: fix info leak in mt7915_mcu_set_pre_cal() | Date | Mon, 15 Nov 2021 17:59:16 +0100 |
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From: Dan Carpenter <dan.carpenter@oracle.com>
[ Upstream commit 3924715ffe5e064a85f56490f77b7b2084230800 ]
Zero out all the unused members of "req" so that we don't disclose stack information.
Fixes: 495184ac91bb ("mt76: mt7915: add support for applying pre-calibration data") Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Felix Fietkau <nbd@nbd.name> Signed-off-by: Sasha Levin <sashal@kernel.org> --- drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 2f30047bd80f2..caf2033c5c17e 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -3481,7 +3481,7 @@ static int mt7915_mcu_set_pre_cal(struct mt7915_dev *dev, u8 idx, u8 idx; u8 rsv[4]; __le32 len; - } req; + } req = {}; struct sk_buff *skb; skb = mt76_mcu_msg_alloc(&dev->mt76, NULL, sizeof(req) + len); -- 2.33.0
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