We changed "buf" from being an array of 6 chars to being a pointer this
sizeof(buf) needs to be updated as well.
Fixes: 2ddb8089a7e5 ('watchdog: pcwd_usb: Use allocated buffer for usb_control_msg')
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/watchdog/pcwd_usb.c b/drivers/watchdog/pcwd_usb.c
index 53598e8..7031b9b 100644
--- a/drivers/watchdog/pcwd_usb.c
+++ b/drivers/watchdog/pcwd_usb.c
@@ -258,7 +258,7 @@ static int usb_pcwd_send_command(struct usb_pcwd_private *usb_pcwd,
if (usb_control_msg(usb_pcwd->udev, usb_sndctrlpipe(usb_pcwd->udev, 0),
HID_REQ_SET_REPORT, HID_DT_REPORT,
- 0x0200, usb_pcwd->interface_number, buf, sizeof(buf),
+ 0x0200, usb_pcwd->interface_number, buf, 6,
USB_COMMAND_TIMEOUT) != sizeof(buf)) {
dbg("usb_pcwd_send_command: error in usb_control_msg for "
"cmd 0x%x 0x%x 0x%x\n", cmd, *msb, *lsb);
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