Re: [PATCH] pinctrl: single: fix potential NULL dereference in pcs_get_function()

On Thu, Aug 8, 2024 at 6:14 AM Ma Ke make24@iscas.ac.cn wrote:

pinmux_generic_get_function() can return NULL and the pointer 'function' was dereferenced without checking against NULL. Add checking of pointer 'function' in pcs_get_function().

Found by code review.

Cc: stable@vger.kernel.org Fixes: 571aec4df5b7 ("pinctrl: single: Use generic pinmux helpers for managing functions") Signed-off-by: Ma Ke make24@iscas.ac.cn

Patch applied.

Yours, Linus Walleij