strbuf: remove unnecessary NUL assignment in xstrdup_tolower()

diff --git a/strbuf.c b/strbuf.c
index 8007be8fbafdc3f4542e27cfc9344044f71d43dc..490f7850e963b8171032986ae18e7c3491115b40 100644 (file)
--- a/strbuf.c
+++ b/strbuf.c
@@ -781,7 +781,6 @@ char *xstrdup_tolower(const char *string)
        result = xmallocz(len);
        for (i = 0; i < len; i++)
                result[i] = tolower(string[i]);
-       result[i] = '\0';
        return result;
 }