diff options
Diffstat (limited to 'sha1_file.c')
| -rw-r--r-- | sha1_file.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/sha1_file.c b/sha1_file.c index 2a5be53fac..1b1c0f7b4d 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -572,7 +572,8 @@ static void open_packed_git(struct packed_git *p) die("cannot set FD_CLOEXEC"); /* Verify we recognize this pack file format. */ - read_or_die(p->pack_fd, &hdr, sizeof(hdr)); + if (read_in_full(p->pack_fd, &hdr, sizeof(hdr)) != sizeof(hdr)) + die("file %s is far too short to be a packfile", p->pack_name); if (hdr.hdr_signature != htonl(PACK_SIGNATURE)) die("file %s is not a GIT packfile", p->pack_name); if (!pack_version_ok(hdr.hdr_version)) @@ -588,7 +589,8 @@ static void open_packed_git(struct packed_git *p) num_packed_objects(p)); if (lseek(p->pack_fd, p->pack_size - sizeof(sha1), SEEK_SET) == -1) die("end of packfile %s is unavailable", p->pack_name); - read_or_die(p->pack_fd, sha1, sizeof(sha1)); + if (read_in_full(p->pack_fd, sha1, sizeof(sha1)) != sizeof(sha1)) + die("packfile %s signature is unavailable", p->pack_name); idx_sha1 = ((unsigned char *)p->index_base) + p->index_size - 40; if (hashcmp(sha1, idx_sha1)) die("packfile %s does not match index", p->pack_name); |