Add callback data to for_each_ref() family.

diff --git a/diffcore-rename.c b/diffcore-rename.c
index 0ec488a9033ea2d4514dab450d9e20581782ddbb..ef239012b65c901bba5eef598f62679fd288106e 100644 (file)
--- a/diffcore-rename.c
+++ b/diffcore-rename.c
@@ -101,7 +101,7 @@ static int is_exact_match(struct diff_filespec *src,
                          int contents_too)
 {
        if (src->sha1_valid && dst->sha1_valid &&
-           !memcmp(src->sha1, dst->sha1, 20))
+           !hashcmp(src->sha1, dst->sha1))
                return 1;
        if (!contents_too)
                return 0;