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strbuf: allocate space with GIT_MAX_HEXSZ

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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>
This commit is contained in:
brian m. carlson 2018-07-16 01:27:57 +00:00 committed by Junio C Hamano
parent 2770ccbdb2
commit 4b048c917f
1 changed files with 1 additions and 1 deletions
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2
strbuf.c
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@ -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);
}