tree-wide: Convert compare_func's to use CMP() macro wherever possible.

Looked for definitions of functions using the *_compare_func() suffix.

Tested:
- Unit tests passed (ninja -C build/ test)
- Installed this build and booted with it.

1 files changed, 6 insertions, 8 deletions

diff --git a/src/resolve/resolved-dns-rr.c b/src/resolve/resolved-dns-rr.c
index cfd0ed214d..05a4915101 100644
--- a/src/resolve/resolved-dns-rr.c
+++ b/src/resolve/resolved-dns-rr.c
@@ -300,15 +300,13 @@ static int dns_resource_key_compare_func(const void *a, const void *b) {
         if (ret != 0)
                 return ret;
 
-        if (x->type < y->type)
-                return -1;
-        if (x->type > y->type)
-                return 1;
+        ret = CMP(x->type, y->type);
+        if (ret != 0)
+                return ret;
 
-        if (x->class < y->class)
-                return -1;
-        if (x->class > y->class)
-                return 1;
+        ret = CMP(x->class, y->class);
+        if (ret != 0)
+                return ret;
 
         return 0;
 }