net:sfc: fix non-freed irq in legacy irq mode
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 v5.12.11 by commit 81c4d1d83f88e15b26f4522a35cba6ffd8c5dfdd. For more details please see the references link.