On Wed, Jun 23, 2021 at 10:52:04AM +0200, Johan Hovold wrote: > On Mon, May 24, 2021 at 11:09:12AM +0200, Johan Hovold wrote: > > The direction of the pipe argument must match the request-type direction > > bit or control requests may fail depending on the host-controller-driver > > implementation. > > > > Control transfers without a data stage are treated as OUT requests by > > the USB stack and should be using usb_sndctrlpipe(). Failing to do so > > will now trigger a warning. > > > > Fix the OSIFI2C_SET_BIT_RATE and OSIFI2C_STOP requests which erroneously > > used the osif_usb_read() helper and set the IN direction bit. > > > > Reported-by: syzbot+9d7dadd15b8819d73f41@syzkaller.appspotmail.com > > Fixes: 83e53a8f120f ("i2c: Add bus driver for for OSIF USB i2c device.") > > Cc: stable@vger.kernel.org # 3.14 > > Cc: Andrew Lunn > > Signed-off-by: Johan Hovold > > --- > > Wolfram, can you pick this one up for 5.14? Sorry, I thought Andrew was the maintainer of this driver and was waiting for his ack. But he is not, this driver is unmaintained. So, I trust you and picked it up now. Applied to for-current, thanks!