From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 1 Jun 2020 15:10:27 +0000 (+0200)
Subject: parse-util: make return parameter optional in safe_atou16_full()
X-Git-Tag: v246-rc1~202^2~6
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=aa85e4d3cef8ca8436e480bce9fa4ce72876b636;p=thirdparty%2Fsystemd.git

parse-util: make return parameter optional in safe_atou16_full()

All other safe_atoXYZ_full() functions have the parameter optional,
let's make it optoinal here, too.
---

diff --git a/src/basic/parse-util.c b/src/basic/parse-util.c
index 7344dc43115..c58f2cdda1e 100644
--- a/src/basic/parse-util.c
+++ b/src/basic/parse-util.c
@@ -535,7 +535,9 @@ int safe_atou16_full(const char *s, unsigned base, uint16_t *ret) {
         if ((unsigned long) (uint16_t) l != l)
                 return -ERANGE;
 
-        *ret = (uint16_t) l;
+        if (ret)
+                *ret = (uint16_t) l;
+
         return 0;
 }