pinctrl: devicetree: fix null pointer dereferencing in pinctrldtto_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 v5.4.225 by commit 040f726fecd88121f3b95e70369785ad452dddf9, it was introduced in version v3.5 by commit 57291ce295c0aca738dd284c4a9c591c09ebee71. For more details please see the references link.