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-rw-r--r--submodule.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/submodule.c b/submodule.c
index 4e62900af1..6f1c10722f 100644
--- a/submodule.c
+++ b/submodule.c
@@ -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];