syzbot reports that act_len in kalmia_send_init_packet() is uninitialized. Fix this by initializing it to 0. Fixes: d40261236e8e ("net/usb: Add Samsung Kalmia driver for Samsung GT-B3730") Reported-and-tested-by: syzbot+cd80c5ef5121bfe85b55@xxxxxxxxxxxxxxxxxxxxxxxxx Signed-off-by: Miko Larsson <mikoxyzzz@xxxxxxxxx> --- v1 -> v2 * Minor alteration of commit message. * Added 'reported-and-tested-by' which is attributed to syzbot. drivers/net/usb/kalmia.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/usb/kalmia.c b/drivers/net/usb/kalmia.c index 9f2b70ef39aa..b158fb7bf66a 100644 --- a/drivers/net/usb/kalmia.c +++ b/drivers/net/usb/kalmia.c @@ -56,7 +56,7 @@ static int kalmia_send_init_packet(struct usbnet *dev, u8 *init_msg, u8 init_msg_len, u8 *buffer, u8 expected_len) { - int act_len; + int act_len = 0; int status; netdev_dbg(dev->net, "Sending init packet"); -- 2.39.1