CVE-2025-38409: Missing Release of Memory after Effective Lifetime

In the Linux kernel, the following vulnerability has been resolved: drm/msm: Fix another leak in the submit error path putunusedfd doesn't free the installed file, if we've already done fdinstall. So we need to also free the syncfile. Patchwork: https://patchwork.freedesktop.org/patch/653583/...