159 	unsigned long user_addr;  in lkdtm_EXEC_USERSPACE()  local
161 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in lkdtm_EXEC_USERSPACE()
164 	if (user_addr >= TASK_SIZE) {  in lkdtm_EXEC_USERSPACE()
168 	execute_user_location((void *)user_addr);  in lkdtm_EXEC_USERSPACE()
169 	vm_munmap(user_addr, PAGE_SIZE);  in lkdtm_EXEC_USERSPACE()
179 	unsigned long user_addr, tmp = 0;  in lkdtm_ACCESS_USERSPACE()  local
182 	user_addr = vm_mmap(NULL, 0, PAGE_SIZE,  in lkdtm_ACCESS_USERSPACE()
185 	if (user_addr >= TASK_SIZE) {  in lkdtm_ACCESS_USERSPACE()
190 	if (copy_to_user((void __user *)user_addr, &tmp, sizeof(tmp))) {  in lkdtm_ACCESS_USERSPACE()
192 		vm_munmap(user_addr, PAGE_SIZE);  in lkdtm_ACCESS_USERSPACE()
196 	ptr = (unsigned long *)user_addr;  in lkdtm_ACCESS_USERSPACE()
207 	vm_munmap(user_addr, PAGE_SIZE);  in lkdtm_ACCESS_USERSPACE()