Commit f2e323ec authored by Dan Carpenter's avatar Dan Carpenter Committed by Mauro Carvalho Chehab

[media] ttusb-dec: buffer overflow in ioctl

We need to add a limit check here so we don't overflow the buffer.
Signed-off-by: default avatarDan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab@osg.samsung.com>
parent 9380e112
......@@ -156,6 +156,9 @@ static int ttusbdecfe_dvbs_diseqc_send_master_cmd(struct dvb_frontend* fe, struc
0x00, 0x00, 0x00, 0x00,
0x00, 0x00 };
if (cmd->msg_len > sizeof(b) - 4)
return -EINVAL;
memcpy(&b[4], cmd->msg, cmd->msg_len);
state->config->send_command(fe, 0x72,
......
Markdown is supported
0%
or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment