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-rw-r--r--strbuf.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/strbuf.c b/strbuf.c
index b0716ac585..030556111d 100644
--- 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);
}