From: Zbigniew Jędrzejewski-Szmek <zbyszek@in.waw.pl>
Date: Fri, 14 May 2021 14:47:21 +0000 (+0200)
Subject: resolved: shorten dns_name_count_labels()
X-Git-Tag: v249-rc1~203^2~6
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=35aa30697a3f747d183fe134d55d1b177736ebd8;p=thirdparty%2Fsystemd.git

resolved: shorten dns_name_count_labels()
---

diff --git a/src/shared/dns-domain.c b/src/shared/dns-domain.c
index ec3021d602e..716c0100764 100644
--- a/src/shared/dns-domain.c
+++ b/src/shared/dns-domain.c
@@ -1191,13 +1191,11 @@ int dns_name_skip(const char *a, unsigned n_labels, const char **ret) {
 
 int dns_name_count_labels(const char *name) {
         unsigned n = 0;
-        const char *p;
         int r;
 
         assert(name);
 
-        p = name;
-        for (;;) {
+        for (const char *p = name;;) {
                 r = dns_name_parent(&p);
                 if (r < 0)
                         return r;
@@ -1210,7 +1208,7 @@ int dns_name_count_labels(const char *name) {
                 n++;
         }
 
-        return (int) n;
+        return n;
 }
 
 int dns_name_equal_skip(const char *a, unsigned n_labels, const char *b) {