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[PATCH v2 1/4] convert: always initialize attr_action in convert_attrs

From
MÅMartin Ågren <martin.agren@gmail.com>
Date
Aug 21, 2017, 17:43 UTC
Message-ID
<f23f7f3d6cb75743cfd5b120a87e8765b281ce0a.1503323391.git.martin.agren@gmail.com>
In-Reply-To
<cover.1503323390.git.martin.agren@gmail.com>

convert_attrs contains an "if-else". In the "if", we set attr_action twice, and the first assignment has no effect. In the "else", we do not set it at all. Since git_check_attr always returns the same value, we'll always end up in the "if", so there is no problem right now. But convert_attrs is obviously trying not to rely on such an implementation-detail of another component.

Make the initialization of attr_action after the if-else. Remove the earlier assignments.

Suggested-by: Torsten Bögershausen <tboegi@web.de>
Signed-off-by: Martin Ågren <martin.agren@gmail.com>
---
v2: adapted per input from Torsten
 convert.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/convert.c b/convert.c
index 1012462e3..1f8116381 100644
--- a/convert.c
+++ b/convert.c
@@ -1040,7 +1040,6 @@ static void convert_attrs(struct conv_attrs *ca, const char *path)
 		ca->crlf_action = git_path_check_crlf(ccheck + 4);
 		if (ca->crlf_action == CRLF_UNDEFINED)
 			ca->crlf_action = git_path_check_crlf(ccheck + 0);
-		ca->attr_action = ca->crlf_action;
 		ca->ident = git_path_check_ident(ccheck + 1);
 		ca->drv = git_path_check_convert(ccheck + 2);
 		if (ca->crlf_action != CRLF_BINARY) {
@@ -1054,12 +1053,14 @@ static void convert_attrs(struct conv_attrs *ca, const char *path)
 			else if (eol_attr == EOL_CRLF)
 				ca->crlf_action = CRLF_TEXT_CRLF;
 		}
-		ca->attr_action = ca->crlf_action;
 	} else {
 		ca->drv = NULL;
 		ca->crlf_action = CRLF_UNDEFINED;
 		ca->ident = 0;
 	}
+
+	/* Save attr and make a decision for action */
+	ca->attr_action = ca->crlf_action;
 	if (ca->crlf_action == CRLF_TEXT)
 		ca->crlf_action = text_eol_is_crlf() ? CRLF_TEXT_CRLF : CRLF_TEXT_INPUT;
 	if (ca->crlf_action == CRLF_UNDEFINED && auto_crlf == AUTO_CRLF_FALSE)
-- 
2.14.1.151.gdfeca7a7e
Previous: Martin ÅgrenNext: Martin Ågren
Message 46 of 64 in “Some ThreadSanitizer-results”
  1. 0/5 Some ThreadSanitizer-resultsMartin Ågren, Aug 15, 2017
  2. 1/5 convert: initialize attr_action in convert_attrsMartin Ågren, Aug 15, 2017
  3. Torsten BögershausenAug 15, 2017
  4. Torsten BögershausenAug 15, 2017
  5. Martin ÅgrenAug 15, 2017
  6. 2/5 pack-objects: take lock before accessing `remaining`Martin Ågren, Aug 15, 2017
  7. Johannes SixtAug 15, 2017
  8. 5/5 ThreadSanitizer: add suppressionsMartin Ågren, Aug 15, 2017
  9. tsan: t3008: hashmap_add touches size from multiple threadsMartin Ågren, Aug 15, 2017
  10. Jeff HostetlerAug 15, 2017
  11. Stefan BellerAug 15, 2017
  12. Martin ÅgrenAug 15, 2017
  13. Stefan BellerAug 15, 2017
  14. Martin ÅgrenAug 15, 2017
  15. Jeff HostetlerAug 15, 2017
  16. hashmap: address ThreadSanitizer concernsJeff Hostetler, Aug 30, 2017
  17. hashmap: add API to disable item counting when threadedJeff Hostetler, Aug 30, 2017
  18. Johannes SchindelinSep 1, 2017
  19. Jonathan NiederSep 1, 2017
  20. Jeff HostetlerSep 5, 2017
  21. Martin ÅgrenSep 5, 2017
  22. Jeff KingSep 2, 2017
  23. Johannes SchindelinSep 4, 2017
  24. Jeff HostetlerSep 5, 2017
  25. Junio C HamanoSep 6, 2017
  26. Jeff HostetlerSep 5, 2017
  27. Jeff KingSep 2, 2017
  28. Jeff HostetlerSep 5, 2017
  29. Simon RuderichSep 2, 2017
  30. Junio C HamanoSep 6, 2017
  31. Jeff HostetlerSep 6, 2017
  32. hashmap: address ThreadSanitizer concernsJeff Hostetler, Sep 6, 2017
  33. hashmap: add API to disable item counting when threadedJeff Hostetler, Sep 6, 2017
  34. tsan: t5400: set_try_to_free_routineMartin Ågren, Aug 15, 2017
  35. Stefan BellerAug 15, 2017
  36. Martin ÅgrenAug 15, 2017
  37. Jeff KingAug 17, 2017
  38. 4/5 strbuf_reset: don't write to slopbuf with ThreadSanitizerMartin Ågren, Aug 15, 2017
  39. Junio C HamanoAug 15, 2017
  40. Martin ÅgrenAug 15, 2017
  41. Junio C HamanoAug 15, 2017
  42. 3/5 Makefile: define GIT_THREAD_SANITIZERMartin Ågren, Aug 15, 2017
  43. Jeff KingAug 20, 2017
  44. Martin ÅgrenAug 20, 2017
  45. 0/4 Some ThreadSanitizer-resultsMartin Ågren, Aug 21, 2017
  46. 1/4 convert: always initialize attr_action in convert_attrsMartin Ågren, Aug 21, 2017
  47. 2/4 pack-objects: take lock before accessing `remaining`Martin Ågren, Aug 21, 2017
  48. 3/4 strbuf_setlen: don't write to strbuf_slopbufMartin Ågren, Aug 21, 2017
  49. Junio C HamanoAug 23, 2017
  50. Martin ÅgrenAug 23, 2017
  51. Junio C HamanoAug 23, 2017
  52. Brandon CaseyAug 23, 2017
  53. Junio C HamanoAug 23, 2017
  54. Brandon CaseyAug 23, 2017
  55. Brandon CaseyAug 23, 2017
  56. Brandon CaseyAug 23, 2017
  57. Junio C HamanoAug 24, 2017
  58. Brandon CaseyAug 24, 2017
  59. Martin ÅgrenAug 24, 2017
  60. Junio C HamanoAug 23, 2017
  61. Brandon CaseyAug 23, 2017
  62. 4/4 ThreadSanitizer: add suppressionsMartin Ågren, Aug 21, 2017
  63. Jeff KingAug 25, 2017
  64. Jeff HostetlerAug 28, 2017

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