[PATCH v6 06/15] pinctrl: imx: don't access the pin function radix tree directly

[Mark Brown]

On Thu, Aug 28, 2025 at 06:00:14PM +0200, Bartosz Golaszewski wrote:
> From: Bartosz Golaszewski <bartosz.golaszewski at linaro.org>
> 
> The radix tree containing pin function descriptors should not be
> accessed directly by drivers. There are dedicated functions for it. I
> suppose this driver does it so that the memory containing the function
> description is not duplicated but we're going to address that shortly so
> convert it to using generic pinctrl APIs.

This is still failing for me:

[    0.628221] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
[    0.636506] Mem abort info:

...

[    0.801855]  __pi_strcmp+0x20/0x140 (P)
[    0.805704]  pinmux_generic_add_pinfunction+0x28/0xe0
[    0.810777]  imx_pinctrl_parse_functions.isra.0+0xf8/0x4a0
[    0.816289]  imx_pinctrl_probe+0x404/0x520

Full log:

   https://lava.sirena.org.uk/scheduler/job/1758025#L704
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