[PATCH v2 16/25] ref_update_reject_duplicates(): use `size_t` rather than `int`

[Michael Haggerty]

Eliminate a theoretical risk of integer overflow if the two types have
different sizes.

Signed-off-by: Michael Haggerty <mhag...@alum.mit.edu>
---
 refs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/refs.c b/refs.c
index beb49fb297..143936a9c3 100644
--- a/refs.c
+++ b/refs.c
@@ -1705,7 +1705,7 @@ int create_symref(const char *ref_target, const char 
*refs_heads_master,
 int ref_update_reject_duplicates(struct string_list *refnames,
                                 struct strbuf *err)
 {
-       int i, n = refnames->nr;
+       size_t i, n = refnames->nr;
 
        assert(err);
 
-- 
2.11.0