drm: xlnx: zynqmp: fix a memset in zynqmpdptrain()
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 v5.12.4 by commit 58a54902ec869b8d051a0a282f252c750c1f33c8, it was introduced in version v5.9 by commit d76271d22694e874ed70791702db9252ffe96a4c. For more details please see the references link.