1 files changed, 1 insertions, 7 deletions
diff --git a/config.c b/config.c
index a30cb5c07d..03ce5c6844 100644
--- a/config.c
+++ b/config.c
@@ -147,12 +147,6 @@ int git_config_include(const char *var, const char *value, void *data)
 	return ret;
 }
 
-static void lowercase(char *p)
-{
-	for (; *p; p++)
-		*p = tolower(*p);
-}
-
 void git_config_push_parameter(const char *text)
 {
 	struct strbuf env = STRBUF_INIT;
@@ -180,7 +174,7 @@ int git_config_parse_parameter(const char *text,
 		strbuf_list_free(pair);
 		return error("bogus config parameter: %s", text);
 	}
-	lowercase(pair[0]->buf);
+	strbuf_tolower(pair[0]);
 	if (fn(pair[0]->buf, pair[1] ? pair[1]->buf : NULL, data) < 0) {
 		strbuf_list_free(pair);
 		return -1;