Ensure exception is initialized, in case nentries is zero.

ioquatix · ioquatix · commit dd5806d5933d · 2019-11-20T13:00:01.000+09:00
Fixes #819.
diff --git a/ext/rugged/rugged_repo.c b/ext/rugged/rugged_repo.c
@@ -1696,7 +1696,7 @@ static VALUE rb_git_repo_file_status(VALUE self, VALUE rb_path)
 
 static VALUE rb_git_repo_file_each_status(VALUE self)
 {
-	int error, exception;
+	int error, exception = 0;
 	size_t i, nentries;
 	git_repository *repo;
 	git_status_list *list;

Original file line number	Diff line number	Diff line change
`@@ -1696,7 +1696,7 @@ static VALUE rb_git_repo_file_status(VALUE self, VALUE rb_path)`
`1696`	`1696`
`1697`	`1697`	`static VALUE rb_git_repo_file_each_status(VALUE self)`
`1698`	`1698`	`{`
`1699`		`- int error, exception;`
	`1699`	`+ int error, exception = 0;`
`1700`	`1700`	`size_t i, nentries;`
`1701`	`1701`	`git_repository *repo;`
`1702`	`1702`	`git_status_list *list;`