441 static struct seccomp_filter *seccomp_prepare_filter(struct sock_fprog *fprog)  in seccomp_prepare_filter()  argument
447 	if (fprog->len == 0 || fprog->len > BPF_MAXINSNS)  in seccomp_prepare_filter()
450 	BUG_ON(INT_MAX / fprog->len < sizeof(struct sock_filter));  in seccomp_prepare_filter()
468 	ret = bpf_prog_create_from_user(&sfilter->prog, fprog,  in seccomp_prepare_filter()
489 	struct sock_fprog fprog;  in seccomp_prepare_user_filter()  local
497 		fprog.len = fprog32.len;  in seccomp_prepare_user_filter()
498 		fprog.filter = compat_ptr(fprog32.filter);  in seccomp_prepare_user_filter()
501 	if (copy_from_user(&fprog, user_filter, sizeof(fprog)))  in seccomp_prepare_user_filter()
503 	filter = seccomp_prepare_filter(&fprog);  in seccomp_prepare_user_filter()
1548 	struct sock_fprog_kern *fprog;  in seccomp_get_filter()  local
1560 	fprog = filter->prog->orig_prog;  in seccomp_get_filter()
1561 	if (!fprog) {  in seccomp_get_filter()
1570 	ret = fprog->len;  in seccomp_get_filter()
1574 	if (copy_to_user(data, fprog->filter, bpf_classic_proglen(fprog)))  in seccomp_get_filter()