Hi Dan, On Wed, May 20, 2020 at 2:08 PM Dan Carpenter <dan.carpenter@xxxxxxxxxx> wrote: > The of_find_matching_node() function returns NULL on error, it never > returns error pointers. This doesn't really impact runtime very much > because if "syscon" is NULL then syscon_node_to_regmap() will return > -EINVAL. The only runtime difference is that now it returns -ENODEV. > > Fixes: ccea5e8a5918 ("bus: Add driver for Integrator/AP logic modules") > Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> > --- > The first patch which added this file doesn't give a good hint what the > subsystem prefix should be so I just guessed "bus: arm-integrator-lm:". I got a similar patch from Wei that I forwarded to the ARM SoC maintainers that usually apply the bus patches for me. Thanks anyway! Yours, Linus Walleij