-- Best Regards, Kirill > Hi Greg, > > On Thu, Sep 27, 2018 at 10:03 AM, Greg Kroah-Hartman > gregkh@linuxfoundation.org wrote: >> 4.14-stable review patch. If anyone has any objections, please let me know. >> >> ------------------ >> >> From: Kirill Kapranov kirill.kapranov@compulab.co.il >> >> commit 1a4327fbf4554d5b78d75b19a13d40d6de220159 upstream. >> >> On systems where some controllers get a dynamic ID assigned and some have >> a fixed number (e.g. from ACPI tables), the current implementation might >> run into an IDR collision: in case of a fixed bus number is gotten by a >> driver (but not marked busy in IDR tree) and a driver with dynamic bus >> number gets the same ID and predictably fails. >> >> Fix this by means of checking-in fixed IDsin IDR as far as dynamic ones >> at the moment of the controller registration. >> >> Fixes: 9b61e302210e (spi: Pick spi bus number from Linux idr or spi alias) >> Signed-off-by: Kirill Kapranov kirill.kapranov@compulab.co.il >> Signed-off-by: Mark Brown broonie@kernel.org >> Cc: stable@vger.kernel.org >> Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org > > There is another later patch which fixes this patch. > > 04b2d03a7565 ("spi: Fix double IDR allocation with DT aliases") , can > you please add it to the release also.. > > > -- > Regards > Sudip >