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[PATCH v2 5/7] index-pack: correct "offset" type in unpack_entry_data()

From
Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Date
Jul 13, 2016, 15:44 UTC
Message-ID
<20160713154404.22909-6-pclouds@gmail.com>
In-Reply-To
<20160713154404.22909-1-pclouds@gmail.com>

unpack_entry_data() receives an off_t value from unpack_raw_entry(), which could be larger than unsigned long on 32-bit systems with large file support. Correct the type so truncation does not happen. This only affects bad object reporting though.

Signed-off-by: Nguyễn Thái Ngọc Duy <pclouds@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>
---
 builtin/index-pack.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/builtin/index-pack.c b/builtin/index-pack.c
index e2d8ae4..1008d7f 100644
--- a/builtin/index-pack.c
+++ b/builtin/index-pack.c
@@ -430,7 +430,7 @@ static int is_delta_type(enum object_type type)
 	return (type == OBJ_REF_DELTA || type == OBJ_OFS_DELTA);
 }
 
-static void *unpack_entry_data(unsigned long offset, unsigned long size,
+static void *unpack_entry_data(off_t offset, unsigned long size,
 			       enum object_type type, unsigned char *sha1)
 {
 	static char fixed_buf[8192];
-- 
2.9.1.564.gb2f7278
Previous: Nguyễn Thái Ngọc DuyNext: Nguyễn Thái Ngọc Duy
Message 33 of 39 in “[bug] Reliably Reproducible Bad Packing of Objects”
  1. Christoph MichelbachJun 24, 2016
  2. Duy NguyenJul 2, 2016
  3. Duy NguyenJul 2, 2016
  4. 0/5 Number truncation with 4+ GB files on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 5, 2016
  5. 1/5 pack-objects: pass length to check_pack_crc() without truncationNguyễn Thái Ngọc Duy, Jul 5, 2016
  6. Junio C HamanoJul 12, 2016
  7. 5/5 index-pack: correct "offset" type in unpack_entry_data()Nguyễn Thái Ngọc Duy, Jul 5, 2016
  8. 4/5 index-pack: report correct bad object offsets even if they are largeNguyễn Thái Ngọc Duy, Jul 5, 2016
  9. Junio C HamanoJul 12, 2016
  10. Junio C HamanoJul 12, 2016
  11. 2/5 sha1_file.c: use type off_t* for object_info->disk_sizepNguyễn Thái Ngọc Duy, Jul 5, 2016
  12. Junio C HamanoJul 12, 2016
  13. Junio C HamanoJul 12, 2016
  14. 3/5 index-pack: correct "len" type in unpack_data()Nguyễn Thái Ngọc Duy, Jul 5, 2016
  15. Johannes SixtJul 5, 2016
  16. Duy NguyenJul 6, 2016
  17. Junio C HamanoJul 6, 2016
  18. Junio C HamanoJul 6, 2016
  19. Christoph MichelbachJul 5, 2016
  20. Duy NguyenJul 10, 2016
  21. 6/5 pack-objects: do not truncate result in-pack object size on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 10, 2016
  22. 7/5 fsck: use streaming interface for large blobs in packNguyễn Thái Ngọc Duy, Jul 10, 2016
  23. Junio C HamanoJul 12, 2016
  24. Junio C HamanoJul 12, 2016
  25. Junio C HamanoJul 12, 2016
  26. Junio C HamanoJul 12, 2016
  27. Junio C HamanoJul 12, 2016
  28. Duy NguyenJul 13, 2016
  29. 0/7 Number truncation with 4+ GB files on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 13, 2016
  30. 4/7 index-pack: report correct bad object offsets even if they are largeNguyễn Thái Ngọc Duy, Jul 13, 2016
  31. 3/7 index-pack: correct "len" type in unpack_data()Nguyễn Thái Ngọc Duy, Jul 13, 2016
  32. 2/7 sha1_file.c: use type off_t* for object_info->disk_sizepNguyễn Thái Ngọc Duy, Jul 13, 2016
  33. 5/7 index-pack: correct "offset" type in unpack_entry_data()Nguyễn Thái Ngọc Duy, Jul 13, 2016
  34. 7/7 fsck: use streaming interface for large blobs in packNguyễn Thái Ngọc Duy, Jul 13, 2016
  35. 6/7 pack-objects: do not truncate result in-pack object size on 32-bit systemsNguyễn Thái Ngọc Duy, Jul 13, 2016
  36. 1/7 pack-objects: pass length to check_pack_crc() without truncationNguyễn Thái Ngọc Duy, Jul 13, 2016
  37. Junio C HamanoJul 13, 2016
  38. Christoph MichelbachJul 6, 2016
  39. Duy NguyenJul 6, 2016

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