sd-id128: handle NULL return parameter in sd_id128_from_string() nicer

[elogind.git] / src / libelogind / sd-id128 / sd-id128.c

diff --git a/src/libelogind/sd-id128/sd-id128.c b/src/libelogind/sd-id128/sd-id128.c
index 1470e4c01a7f9c71d365c115d141f084b6a3fdb0..9f47d04e61b26f1fe61750ae2858e87d4bf93172 100644 (file)
--- a/src/libelogind/sd-id128/sd-id128.c
+++ b/src/libelogind/sd-id128/sd-id128.c
@@ -52,7 +52,6 @@ _public_ int sd_id128_from_string(const char s[], sd_id128_t *ret) {
         bool is_guid = false;
 
         assert_return(s, -EINVAL);
-        assert_return(ret, -EINVAL);
 
         for (n = 0, i = 0; n < 16;) {
                 int a, b;
@@ -90,7 +89,8 @@ _public_ int sd_id128_from_string(const char s[], sd_id128_t *ret) {
         if (s[i] != 0)
                 return -EINVAL;
 
-        *ret = t;
+        if (ret)
+                *ret = t;
         return 0;
 }