ALSA: hda: fix potential memleak in 'addwidgetnode'
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 b688a3ec235222d9a84e43a48a6f31acb95baf2d. For more details please see the references link.