Do not throw away errno.

Pointed out in the pref64 code, which was copied from here, by kn.

diff --git a/usr.sbin/rad/parse.y b/usr.sbin/rad/parse.y
index 2d4812a..6ebd4ee 100644 (file)
--- a/usr.sbin/rad/parse.y
+++ b/usr.sbin/rad/parse.y
@@ -1,4 +1,4 @@
-/*     $OpenBSD: parse.y,v 1.20 2022/10/15 13:26:15 florian Exp $      */
+/*     $OpenBSD: parse.y,v 1.21 2022/10/15 13:27:45 florian Exp $      */
 
 /*
  * Copyright (c) 2018 Florian Obser <florian@openbsd.org>
@@ -941,7 +941,7 @@ copy_dns_options(const struct ra_options_conf *src, struct ra_options_conf *dst)
        if (SIMPLEQ_EMPTY(&dst->ra_rdnss_list)) {
                SIMPLEQ_FOREACH(ra_rdnss, &src->ra_rdnss_list, entry) {
                        if ((nra_rdnss = calloc(1, sizeof(*nra_rdnss))) == NULL)
-                               errx(1, "%s", __func__);
+                               err(1, "%s", __func__);
                        memcpy(nra_rdnss, ra_rdnss, sizeof(*nra_rdnss));
                        SIMPLEQ_INSERT_TAIL(&dst->ra_rdnss_list, nra_rdnss,
                            entry);
@@ -951,7 +951,7 @@ copy_dns_options(const struct ra_options_conf *src, struct ra_options_conf *dst)
        if (SIMPLEQ_EMPTY(&dst->ra_dnssl_list)) {
                SIMPLEQ_FOREACH(ra_dnssl, &src->ra_dnssl_list, entry) {
                        if ((nra_dnssl = calloc(1, sizeof(*nra_dnssl))) == NULL)
-                               errx(1, "%s", __func__);
+                               err(1, "%s", __func__);
                        memcpy(nra_dnssl, ra_dnssl, sizeof(*nra_dnssl));
                        SIMPLEQ_INSERT_TAIL(&dst->ra_dnssl_list, nra_dnssl,
                            entry);
@@ -1063,7 +1063,7 @@ conf_get_ra_prefix(struct in6_addr *addr, int prefixlen)
 
        prefix = calloc(1, sizeof(*prefix));
        if (prefix == NULL)
-               errx(1, "%s: calloc", __func__);
+               err(1, "%s", __func__);
        prefix->prefixlen = prefixlen;
        prefix->vltime = ADV_VALID_LIFETIME;
        prefix->pltime = ADV_PREFERRED_LIFETIME;