[PATCH v2] net/usb: kalmia: Fix uninit-value in kalmia_send_init_packet

Miko Larsson
2023-01-31T14:20:41Z

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@syzkaller.appspotmail.com
Signed-off-by: Miko Larsson <mikoxyzzz@gmail.com>
---
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