FIMC_IS_FW_VER_LEN
buf = (void *)(is->memory.vaddr + fw->size - FIMC_IS_FW_VER_LEN);
memcpy(&is->fw.version, buf, FIMC_IS_FW_VER_LEN);
is->fw.version[FIMC_IS_FW_VER_LEN - 1] = 0;
char version[FIMC_IS_FW_VER_LEN + 1];
FIMC_IS_FW_VER_LEN)