pinctrl: devicetree: fix null pointer dereferencing in pinctrl_dt_to_map
This is an automated ID intended to aid in discovery of potential security vulnerabilities. The actual impact and attack plausibility have not yet been proven. This ID is fixed in Linux Kernel version v4.9.334 by commit aaf552c5d53abe4659176e099575fe870d2e4768, it was introduced in version v3.5 by commit 57291ce295c0aca738dd284c4a9c591c09ebee71. For more details please see the references link.