3630 	struct lsm_ctx lctx = { .id = LSM_ID_UNDEF, };  in security_getselfattr()  local
3653 		if (copy_from_user(&lctx, uctx, sizeof(lctx)))  in security_getselfattr()
3658 		if (lctx.id == LSM_ID_UNDEF)  in security_getselfattr()
3668 		if (single && lctx.id != scall->hl->lsmid->id)  in security_getselfattr()
3721 	struct lsm_ctx *lctx;  in security_setselfattr()  local
3727 	if (size < sizeof(*lctx))  in security_setselfattr()
3732 	lctx = memdup_user(uctx, size);  in security_setselfattr()
3733 	if (IS_ERR(lctx))  in security_setselfattr()
3734 		return PTR_ERR(lctx);  in security_setselfattr()
3736 	if (size < lctx->len ||  in security_setselfattr()
3737 	    check_add_overflow(sizeof(*lctx), lctx->ctx_len, &required_len) ||  in security_setselfattr()
3738 	    lctx->len < required_len) {  in security_setselfattr()
3744 		if ((scall->hl->lsmid->id) == lctx->id) {  in security_setselfattr()
3745 			rc = scall->hl->hook.setselfattr(attr, lctx, size, flags);  in security_setselfattr()
3750 	kfree(lctx);  in security_setselfattr()