Messages in this thread | | | Date | Wed, 5 May 2021 14:33:02 +0200 (CEST) | From | Jiri Kosina <> | Subject | Re: [PATCH] HID: ft260: check data size in ft260_smbus_write() |
| |
On Tue, 13 Apr 2021, Michael Zaidman wrote:
> Fixes: 98189a0adfa0 ("HID: ft260: add usb hid to i2c host bridge driver") > > The SMbus block transaction limits the number of bytes transferred to 32, > but nothing prevents a user from specifying via ioctl a larger data size > than the ft260 can handle in a single transfer. > > i2cdev_ioctl_smbus() > --> i2c_smbus_xfer > --> __i2c_smbus_xfer > --> ft260_smbus_xfer > --> ft260_smbus_write > > This patch adds data size checking in the ft260_smbus_write(). > > Signed-off-by: Michael Zaidman <michael.zaidman@gmail.com> > Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
I have moved the 'Fixes:' tag to place where it belongs, and applied. Thanks,
-- Jiri Kosina SUSE Labs
| |