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 v6.0.19 by commit 8df1dc04ce0e4c03b51a756749c250a9cb17d707, it was introduced in version v3.14 by commit 3c44bba1d270cb1620b4fe76786d0968118cb86b. For more details please see the references link.