git/list[1] front-page[2] threads[3] people[4] search[5] about
 

[PATCH v11] git: use calloc instead of malloc + memset where possible

From
AGAreaZR via GitGitGadget <gitgitgadget@gmail.com>
Date
Dec 18, 2024, 16:48 UTC
Message-ID
<pull.1390.v11.git.git.1734540512582.gitgitgadget@gmail.com>
In-Reply-To
<pull.1390.v10.git.git.1734485187081.gitgitgadget@gmail.com>
From: Seija Kijin <doremylover123@gmail.com>
Avoid calling malloc + memset by calling calloc.
Signed-off-by: Seija Kijin <doremylover123@gmail.com>
---
    git: use calloc instead of malloc + memset where possible
    
    Avoid calling malloc + memset by calling calloc. cc: Jeff Hostetler
    git@jeffhostetler.com cc: Ævar Arnfjörð Bjarmason avarab@gmail.com cc:
    Bagas Sanjaya bagasdotme@gmail.com
Published-As: https://github.com/gitgitgadget/git/releases/tag/pr-git-1390%2FAreaZR%2Fcalloc-v11
Fetch-It-Via: git fetch https://github.com/gitgitgadget/git pr-git-1390/AreaZR/calloc-v11
Pull-Request: https://github.com/git/git/pull/1390
Range-diff vs v10:
 1:  d7b7959be0a ! 1:  cd18ee951cc git: use calloc instead of malloc + memset where possible
     @@ Commit message
      
          Avoid calling malloc + memset by calling calloc.
      
     -    Signed-off-by: Seija <doremylover123@gmail.com>
     +    Signed-off-by: Seija Kijin <doremylover123@gmail.com>
      
       ## remote.c ##
      @@ remote.c: void apply_push_cas(struct push_cas_option *cas,
 remote.c    |  4 ++--
 submodule.c | 10 +++++-----
 2 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/remote.c b/remote.c
index 10104d11e3c..462ff105273 100644
--- a/remote.c
+++ b/remote.c
@@ -2854,9 +2854,9 @@ void apply_push_cas(struct push_cas_option *cas,
 
 struct remote_state *remote_state_new(void)
 {
-	struct remote_state *r = xmalloc(sizeof(*r));
+	struct remote_state *r;
 
-	memset(r, 0, sizeof(*r));
+	CALLOC_ARRAY(r, 1);
 
 	hashmap_init(&r->remotes_hash, remotes_hash_cmp, NULL, 0);
 	hashmap_init(&r->branches_hash, branches_hash_cmp, NULL, 0);
diff --git a/submodule.c b/submodule.c
index 7ec564854d0..7707c6f48f0 100644
--- a/submodule.c
+++ b/submodule.c
@@ -1489,14 +1489,13 @@ struct fetch_task {
  */
 static const struct submodule *get_non_gitmodules_submodule(const char *path)
 {
-	struct submodule *ret = NULL;
+	struct submodule *ret;
 	const char *name = default_name_or_path(path);
 
 	if (!name)
 		return NULL;
 
-	ret = xmalloc(sizeof(*ret));
-	memset(ret, 0, sizeof(*ret));
+	CALLOC_ARRAY(ret, 1);
 	ret->path = name;
 	ret->name = name;
 
@@ -1536,8 +1535,9 @@ static struct fetch_task *fetch_task_create(struct submodule_parallel_fetch *spf
 					    const char *path,
 					    const struct object_id *treeish_name)
 {
-	struct fetch_task *task = xmalloc(sizeof(*task));
-	memset(task, 0, sizeof(*task));
+	struct fetch_task *task;
+
+	CALLOC_ARRAY(task, 1);
 
 	if (validate_submodule_path(path) < 0)
 		exit(128);

base-commit: d882f382b3d939d90cfa58d17b17802338f05d66
-- 
gitgitgadget
Previous: Junio C Hamano
Message 16 of 16 in “maintenance: use xcalloc instead of xmalloc where possible”
  1. maintenance: use xcalloc instead of xmalloc where possibleRose via GitGitGadget, Dec 5, 2022
  2. Jeff HostetlerDec 5, 2022
  3. maintenance: use xcalloc instead of xmalloc where possibleRose via GitGitGadget, Dec 5, 2022
  4. maintenance: use xcalloc instead of xmalloc where possibleRose via GitGitGadget, Dec 5, 2022
  5. maintenance: use calloc instead of malloc where possibleRose via GitGitGadget, Dec 5, 2022
  6. Junio C HamanoDec 6, 2022
  7. revision: use calloc instead of malloc where possibleRose via GitGitGadget, Dec 6, 2022
  8. Ævar Arnfjörð BjarmasonDec 6, 2022
  9. revision: use calloc instead of malloc where possibleRose via GitGitGadget, Dec 6, 2022
  10. Bagas SanjayaDec 7, 2022
  11. revision: use calloc instead of malloc where possibleAreaZR via GitGitGadget, Dec 18, 2024
  12. git: use calloc instead of malloc where possibleAreaZR via GitGitGadget, Dec 18, 2024
  13. git: use calloc instead of malloc where possibleAreaZR via GitGitGadget, Dec 18, 2024
  14. git: use calloc instead of malloc + memset where possibleAreaZR via GitGitGadget, Dec 18, 2024
  15. Junio C HamanoDec 18, 2024
  16. git: use calloc instead of malloc + memset where possibleAreaZR via GitGitGadget, Dec 18, 2024

Read the whole thread, see it on lore, or plain text.

$ cat FOOTERMessages come from the public archive at lore.kernel.org/git, fetched every hour. The front page is chosen and written each morning by an AI editor and can be wrong; the threads themselves are the record. About and API. For agents: an MCP server at https://gitlist.dev/mcp, and any thread, story or person page as Markdown by adding .md to its URL (or sending Accept: text/markdown). Details in /llms.txt.