qlcnic: prevent ->dcb use-after-free on qlcnicdcbenable() failure
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 v5.10.163 by commit 513787ff9a331b461115e8a145a983d650a84fcb, it was introduced in version v3.14 by commit 3c44bba1d270cb1620b4fe76786d0968118cb86b. For more details please see the references link.