CVE-2024-49941 gpiolib: Fix potential NULL pointer dereference in gpiod_get_label()

In the Linux kernel, the following vulnerability has been resolved: gpiolib: Fix potential NULL pointer dereference in gpiodgetlabel In gpiodgetlabel, it is possible that srcudereferencecheck may return a NULL pointer, leading to a scenario where label-str is accessed without verifying if label...