On 26/02/21 03:00PM, Arnd Bergmann wrote:
> From: Arnd Bergmann <a...@arndb.de>
>
> Building this file with clang leads to a an unreachable code path
> causing a warning from objtool:
>
> drivers/spi/spi-rockchip.o: warning: objtool:
> rockchip_spi_transfer_one()+0x2e0: sibling call from callable instruction
> with modified stack frame
>
> Change the unreachable() into an error return that can be
> handled if it ever happens, rather than silently crashing
> the kernel.
>
> Fixes: 65498c6ae241 ("spi: rockchip: support 4bit words")
> Signed-off-by: Arnd Bergmann <a...@arndb.de>
Acked-by: Pratyush Yadav <p.ya...@ti.com>
--
Regards,
Pratyush Yadav
Texas Instruments Inc.
