[PATCH v1 1/1] pinctrl: at91: Fix possible out-of-boundary access

[Andy Shevchenko]

Thu, May 08, 2025 at 11:08:07PM +0300, Andy Shevchenko kirjoitti:
> at91_gpio_probe() doesn't check that given OF alias is not available or
> something went wrong when trying to get it. This might have consequences
> when accessing gpio_chips array with that value as an index. Note, that
> BUG() can be compiled out and hence won't actually perform the required
> checks.

Also
Reported-by: kernel test robot <lkp at intel.com>
Closes: https://lore.kernel.org/r/202505052343.UHF1Zo93-lkp@intel.com/

> Fixes: 6732ae5cb47c ("ARM: at91: add pinctrl support")
> Signed-off-by: Andy Shevchenko <andriy.shevchenko at linux.intel.com>

-- 
With Best Regards,
Andy Shevchenko