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| author | Pavel Roskin <proski@gnu.org> | 2005-12-21 18:47:09 -0500 |
|---|---|---|
| committer | Junio C Hamano <junkio@cox.net> | 2005-12-21 17:05:09 -0800 |
| commit | f4a11066cfb70c49fddbca7f95aa0fedcee53cca (patch) | |
| tree | cf52739b40edd18594f9b5dc3e7e6b6d5a4ebfa4 /sha1_file.c | |
| parent | 8ac4838af428a2a32498b3e8d13295eb714654b4 (diff) | |
| download | git-f4a11066cfb70c49fddbca7f95aa0fedcee53cca.tar.gz | |
sanity check in add_packed_git()
add_packed_git() tries to get the pack SHA1 by parsing its name. It may
access uninitialized memory for packs with short names.
Signed-off-by: Pavel Roskin <proski@gnu.org>
Signed-off-by: Junio C Hamano <junkio@cox.net>
Diffstat (limited to 'sha1_file.c')
| -rw-r--r-- | sha1_file.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/sha1_file.c b/sha1_file.c index fa22e9c71a..d83d8240d0 100644 --- a/sha1_file.c +++ b/sha1_file.c @@ -464,7 +464,7 @@ struct packed_git *add_packed_git(char *path, int path_len, int local) p->pack_last_used = 0; p->pack_use_cnt = 0; p->pack_local = local; - if (!get_sha1_hex(path + path_len - 40 - 4, sha1)) + if ((path_len > 44) && !get_sha1_hex(path + path_len - 44, sha1)) memcpy(p->sha1, sha1, 20); return p; } |