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fetch_populated_submodules(): document dynamic allocation

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... while fixing a miscounting.

Signed-off-by: Junio C Hamano <gitster@pobox.com>
This commit is contained in:
Junio C Hamano 2010-12-09 23:42:05 -08:00
parent c1a3c3640d
commit 1c1f3537c0
1 changed files with 2 additions and 1 deletions
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3
submodule.c
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@ -264,7 +264,8 @@ int fetch_populated_submodules(int num_options, const char **options,
if (read_cache() < 0)
die("index file corrupt");
argv = xcalloc(num_options + 5, sizeof(const char *));
/* 4: "fetch" (options) "--submodule-prefix" prefix NULL */
argv = xcalloc(num_options + 4, sizeof(const char *));
argv[argc++] = "fetch";
for (i = 0; i < num_options; i++)
argv[argc++] = options[i];