diff mbox series

[1/3] mt76: mt7615: fix a precision vs width bug in printk

Message ID YIAlQKR3IpfKW5Sx@mwanda (mailing list archive)
State New, archived
Headers show
Series [1/3] mt76: mt7615: fix a precision vs width bug in printk | expand

Commit Message

Dan Carpenter April 21, 2021, 1:14 p.m. UTC 
Precision "%.*s" was intended instead of width "%*s".  The original code
will print garbage from beyond the end of the skb->data.

Fixes: d76d6c3ba2b0 ("mt76: mt7615: limit firmware log message printk to buffer length")
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
---
 drivers/net/wireless/mediatek/mt76/mt7615/mcu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
index 9b9f8d88e9bb..00b1b657cb21 100644
--- a/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
+++ b/drivers/net/wireless/mediatek/mt76/mt7615/mcu.c
@@ -424,7 +424,7 @@  mt7615_mcu_rx_log_message(struct mt7615_dev *dev, struct sk_buff *skb)
 		break;
 	}
 
-	wiphy_info(mt76_hw(dev)->wiphy, "%s: %*s", type,
+	wiphy_info(mt76_hw(dev)->wiphy, "%s: %.*s", type,
 		   (int)(skb->len - sizeof(*rxd)), data);
 }