ABACI reported the following bug by code static scanning: drivers/nvdimm/region_devs.c:1103: warning: expecting prototype for nvdimm_flush(). Prototype was for generic_nvdimm_flush() instead. In the following kernel version: [+]kernel: http://kernel.source.codeaurora.cn/pub/scm/linux/kernel/git/next/linux-next.git [+]branch: next-20220913 [+]commit: 044b771be9c5de9d817dfafb829d2f049c71c3b4