[PATCH v2 13/13] sha1_name: convert uses of 40 to GIT_SHA1_HEXSZ

[brian m. carlson]

There are several uses of the constant 40 in find_unique_abbrev_r.
Convert them to GIT_SHA1_HEXSZ.

Signed-off-by: brian m. carlson <sand...@crustytoothpaste.net>
---
 sha1_name.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/sha1_name.c b/sha1_name.c
index b49303271e..8b7fd7e134 100644
--- a/sha1_name.c
+++ b/sha1_name.c
@@ -501,10 +501,10 @@ int find_unique_abbrev_r(char *hex, const unsigned char 
*sha1, int len)
        }
 
        sha1_to_hex_r(hex, sha1);
-       if (len == 40 || !len)
-               return 40;
+       if (len == GIT_SHA1_HEXSZ || !len)
+               return GIT_SHA1_HEXSZ;
        exists = has_sha1_file(sha1);
-       while (len < 40) {
+       while (len < GIT_SHA1_HEXSZ) {
                struct object_id oid_ret;
                status = get_short_oid(hex, len, &oid_ret, GET_OID_QUIETLY);
                if (exists