strbuf: allocate space with GIT_MAX_HEXSZ
authorbrian m. carlson <sandals@crustytoothpaste.net>
Mon, 16 Jul 2018 01:27:57 +0000 (01:27 +0000)
committerJunio C Hamano <gitster@pobox.com>
Mon, 16 Jul 2018 21:27:39 +0000 (14:27 -0700)
In order to be sure we have enough space to use with any hash algorithm,
use GIT_MAX_HEXSZ to allocate space.

Signed-off-by: brian m. carlson <sandals@crustytoothpaste.net>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
strbuf.c
index b0716ac585285a971c04952254c34a00aab9f0ef..030556111d197e02bb2b2ed0796e683fe69391d6 100644 (file)
--- a/strbuf.c
+++ b/strbuf.c
@@ -921,7 +921,7 @@ void strbuf_add_unique_abbrev(struct strbuf *sb, const struct object_id *oid,
                              int abbrev_len)
 {
        int r;
-       strbuf_grow(sb, GIT_SHA1_HEXSZ + 1);
+       strbuf_grow(sb, GIT_MAX_HEXSZ + 1);
        r = find_unique_abbrev_r(sb->buf + sb->len, oid, abbrev_len);
        strbuf_setlen(sb, sb->len + r);
 }