ixgbe: Add locking to prevent panic when setting sriov_numvfs to zero
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 v5.18.15 by commit 9d925d2dc82cec2bcbd8625457645d8a548ab22e, it was introduced in version v3.6 by commit d773d1310625be3b040b436178ad59a0af8888f1. For more details please see the references link.