[media] az6007: fix incorrect memcpy

Some parts of the C language are subtle and evil. This is one example.

Resolves-bug: https://bugzilla.kernel.org/show_bug.cgi?id=44041

Reported-by: dcb314@hotmail.com
Signed-off-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb/dvb-usb/az6007.c b/drivers/media/dvb/dvb-usb/az6007.c
index 8ffcad000ad3fb146eb7a1e5292dc902a4745a28..86861e6f86d23053ebe990aa58b24e7d377d7d45 100644 (file)
--- a/drivers/media/dvb/dvb-usb/az6007.c
+++ b/drivers/media/dvb/dvb-usb/az6007.c
@@ -590,7 +590,7 @@ static int az6007_read_mac_addr(struct dvb_usb_device *d, u8 mac[6])
        int ret;
 
        ret = az6007_read(d, AZ6007_READ_DATA, 6, 0, st->data, 6);
-       memcpy(mac, st->data, sizeof(mac));
+       memcpy(mac, st->data, 6);
 
        if (ret > 0)
                deb_info("%s: mac is %pM\n", __func__, mac);