mt76: mt7915: limit firmware log message printk to buffer length

Avoid including garbage from previous rx data

Signed-off-by: Felix Fietkau <nbd@nbd.name>

diff --git a/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7915/mcu.c
index 9d0911a..67b1426 100644 (file)
--- 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