t7001: add test case for --dry-run

diff --git a/submodule.h b/submodule.h
index e85b1448638ac7255a48a1bc1e2d6409c3a85ba6..3c239d1ecf445abbec9528bdf27b92aaaa5ec52e 100644 (file)
--- a/submodule.h
+++ b/submodule.h
@@ -129,7 +129,7 @@ extern int submodule_move_head(const char *path,
 
 /*
  * Prepare the "env_array" parameter of a "struct child_process" for executing
- * a submodule by clearing any repo-specific envirionment variables, but
+ * a submodule by clearing any repo-specific environment variables, but
  * retaining any config in the environment.
  */
 extern void prepare_submodule_repo_env(struct argv_array *out);