ref_update_reject_duplicates(): use `size_t` rather than `int`

Eliminate a theoretical risk of integer overflow if the two types have different sizes. Signed-off-by: Michael Haggerty <mhagger@alum.mit.edu> Signed-off-by: Junio C Hamano <gitster@pobox.com>

Michael Haggerty committed May 22, 2017 at 16:17 UTC a552e50e5a82b9219c6b2911320931417a36af32
1 file changed +1 -1
refs.c
+1 -1
@@ -1705,7 +1705,7 @@ int create_symref(const char *ref_target, const char *refs_heads_master,
1705 int ref_update_reject_duplicates(struct string_list *refnames,
1706 struct strbuf *err)
1707 {
1708 - int i, n = refnames->nr;
1708 + size_t i, n = refnames->nr;
1709
1710 assert(err);
1711