CVE-2024-50069

In the Linux kernel, the following vulnerability has been resolved:

pinctrl: apple: check devm_kasprintf() returned value

devm_kasprintf() can return a NULL pointer on failure but this returned
value is not checked. Fix this lack and check the returned value.

Found by code review.

More information : https://git.kernel.org/stable/c/0a4d4dbef622ac8796a6665e0080da2685f9220a