drm/msm/mdp5: Fix global state lock backoff
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 v4.19.256 by commit 247f2934324f9a18d18df24ea4bfcc7d4631d0ef, it was introduced in version v4.19.247 by commit 776f5c58bfe16cf322d71eeed3c5dda1eeac7e6b. For more details please see the references link.