diff options
Diffstat (limited to 'sha1_file.c')
| -rw-r--r-- | sha1_file.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/sha1_file.c b/sha1_file.c index a80d849..58edec0 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -973,6 +973,16 @@ static void *unpack_delta_entry(unsigned char *base_sha1, if (left < 20) die("truncated pack file"); + + /* The base entry _must_ be in the same pack */ + if (!find_pack_entry_one(base_sha1, &base_ent, p)) + die("failed to find delta-pack base object %s", + sha1_to_hex(base_sha1)); + base = unpack_entry_gently(&base_ent, type, &base_size); + if (!base) + die("failed to read delta-pack base object %s", + sha1_to_hex(base_sha1)); + data = base_sha1 + 20; data_size = left - 20; delta_data = xmalloc(delta_size); @@ -990,14 +1000,6 @@ static void *unpack_delta_entry(unsigned char *base_sha1, if ((st != Z_STREAM_END) || stream.total_out != delta_size) die("delta data unpack failed"); - /* The base entry _must_ be in the same pack */ - if (!find_pack_entry_one(base_sha1, &base_ent, p)) - die("failed to find delta-pack base object %s", - sha1_to_hex(base_sha1)); - base = unpack_entry_gently(&base_ent, type, &base_size); - if (!base) - die("failed to read delta-pack base object %s", - sha1_to_hex(base_sha1)); result = patch_delta(base, base_size, delta_data, delta_size, &result_size); |