submodule: git submodule dup guard statement has been fixed.

lolgear · lolgear · commit d6f57b9cfa40 · 2021-05-19T18:50:29.000+03:00
diff --git a/src/submodule.c b/src/submodule.c
@@ -1857,7 +1857,7 @@ static void submodule_release(git_submodule *sm)
 git_submodule* git_submodule_dup(git_submodule *sm)
 {
 	if (!sm)
-		return;
+		return NULL;
 	GIT_REFCOUNT_INC(sm);
 	return sm;
 }

Original file line number	Diff line number	Diff line change
`@@ -1857,7 +1857,7 @@ static void submodule_release(git_submodule *sm)`
`1857`	`1857`	`git_submodule* git_submodule_dup(git_submodule *sm)`
`1858`	`1858`	`{`
`1859`	`1859`	`if (!sm)`
`1860`		`- return;`
	`1860`	`+ return NULL;`
`1861`	`1861`	`GIT_REFCOUNT_INC(sm);`
`1862`	`1862`	`return sm;`
`1863`	`1863`	`}`