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Re: [RFC PATCH 03/15] reftable: don't memset() a NULL from failed malloc()

From
Junio C Hamano <gitster@pobox.com>
Date
Jun 6, 2022, 17:44 UTC
Message-ID
<xmqqh74x8z66.fsf@gitster.g>
In-Reply-To
<220606.864k0xwuyl.gmgdl@evledraar.gmail.com>
Ævar Arnfjörð Bjarmason <avarab@gmail.com> writes:
> Yes, but I think in this case most of these are either 100% legitimate
> issues, or things where we'd like to e.g. add a BUG() assertion anyway,
> e.g. in the diff parsing case.

Where does that "BUG() assertion anyway" comes from? What are we protecting against?

I do not think such a BUG() added only for placating -fanalyzer falls into "legitimate" category at all.

Previous: Ævar Arnfjörð BjarmasonNext: Ævar Arnfjörð Bjarmason
Message 18 of 51 in “Fix GCC -fanalyzer warnings & add -fanalyzer DEVOPTS mode”
  1. 00/15 Fix GCC -fanalyzer warnings & add -fanalyzer DEVOPTS modeÆvar Arnfjörð Bjarmason, Jun 3, 2022
  2. 01/15 remote.c: don't dereference NULL in freeing loopÆvar Arnfjörð Bjarmason, Jun 3, 2022
  3. René ScharfeJun 3, 2022
  4. Junio C HamanoJun 3, 2022
  5. Glen ChooJun 3, 2022
  6. Phillip WoodJun 4, 2022
  7. Ævar Arnfjörð BjarmasonJun 4, 2022
  8. 02/15 pull.c: don't feed NULL to strcmp() on get_rebase_fork_point() pathÆvar Arnfjörð Bjarmason, Jun 3, 2022
  9. René ScharfeJun 3, 2022
  10. 03/15 reftable: don't memset() a NULL from failed malloc()Ævar Arnfjörð Bjarmason, Jun 3, 2022
  11. René ScharfeJun 3, 2022
  12. Ævar Arnfjörð BjarmasonJun 4, 2022
  13. René ScharfeJun 4, 2022
  14. Ævar Arnfjörð BjarmasonJun 4, 2022
  15. René ScharfeJun 4, 2022
  16. Junio C HamanoJun 6, 2022
  17. Ævar Arnfjörð BjarmasonJun 6, 2022
  18. Junio C HamanoJun 6, 2022
  19. Ævar Arnfjörð BjarmasonJun 6, 2022
  20. 04/15 diff-lib.c: don't dereference NULL in oneway_diff()Ævar Arnfjörð Bjarmason, Jun 3, 2022
  21. René ScharfeJun 3, 2022
  22. 05/15 refs/packed-backend.c: add a BUG() if iter is NULLÆvar Arnfjörð Bjarmason, Jun 3, 2022
  23. René ScharfeJun 3, 2022
  24. 06/15 ref-filter.c: BUG() out on show_ref() with NULL refnameÆvar Arnfjörð Bjarmason, Jun 3, 2022
  25. René ScharfeJun 4, 2022
  26. 07/15 strbuf.c: placate -fanalyzer in strbuf_grow()Ævar Arnfjörð Bjarmason, Jun 3, 2022
  27. René ScharfeJun 4, 2022
  28. Phillip WoodJun 4, 2022
  29. Ævar Arnfjörð BjarmasonJun 4, 2022
  30. René ScharfeJun 4, 2022
  31. Phillip WoodJun 5, 2022
  32. 08/15 strbuf.c: use st_add3(), not unsigned_add_overflows()Ævar Arnfjörð Bjarmason, Jun 3, 2022
  33. René ScharfeJun 4, 2022
  34. 09/15 add-patch: assert parse_diff() expectations with BUG()Ævar Arnfjörð Bjarmason, Jun 3, 2022
  35. Phillip WoodJun 4, 2022
  36. 10/15 reftable: don't have reader_get_block() confuse -fanalyzerÆvar Arnfjörð Bjarmason, Jun 3, 2022
  37. 11/15 blame.c: clarify the state of "final_commit" for -fanalyzerÆvar Arnfjörð Bjarmason, Jun 3, 2022
  38. 14/15 config.mak.dev: add a DEVOPTS=analyzer mode to use GCC's -fanalyzerÆvar Arnfjörð Bjarmason, Jun 3, 2022
  39. 12/15 pack.h: wrap write_*file*() functionsÆvar Arnfjörð Bjarmason, Jun 3, 2022
  40. 13/15 pack-write API: pass down "verify" not arbitrary flagsÆvar Arnfjörð Bjarmason, Jun 3, 2022
  41. 15/15 config.mak.dev: add and use ASSERT_FOR_FANALYZER() macroÆvar Arnfjörð Bjarmason, Jun 3, 2022
  42. Phillip WoodJun 4, 2022
  43. 0/3 remote API: fix -fanalyzer-spotted freeing issueÆvar Arnfjörð Bjarmason, Jun 7, 2022
  44. 1/3 remote.c: remove braces from one-statement "for"-loopsÆvar Arnfjörð Bjarmason, Jun 7, 2022
  45. 2/3 remote.c: don't dereference NULL in freeing loopÆvar Arnfjörð Bjarmason, Jun 7, 2022
  46. Junio C HamanoJun 7, 2022
  47. 3/3 remote API: don't buggily FREE_AND_NULL(), free() insteadÆvar Arnfjörð Bjarmason, Jun 7, 2022
  48. Glen ChooJun 7, 2022
  49. Junio C HamanoJun 7, 2022
  50. Junio C HamanoJun 7, 2022
  51. Junio C HamanoJun 7, 2022

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