From 665b2c780d63762349646e9abaea507192c6666a Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 26 Mar 2021 10:40:55 +0100 Subject: [PATCH] mt76: mt7915: limit firmware log message printk to buffer length Avoid including garbage from previous rx data Signed-off-by: Felix Fietkau --- drivers/net/wireless/mediatek/mt76/mt7915/mcu.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c index 9d0911ac1d90..67b1426e98b6 100644 --- a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c +++ b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c @@ -521,7 +521,8 @@ mt7915_mcu_rx_log_message(struct mt7915_dev *dev, struct sk_buff *skb) break; } - wiphy_info(mt76_hw(dev)->wiphy, "%s: %s", type, data); + wiphy_info(mt76_hw(dev)->wiphy, "%s: %*s", type, + (int)(skb->len - sizeof(*rxd)), data); } static void -- 2.20.1