revert r65444 and r65446 because of commit miss

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@65447 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 3 insertions, 3 deletions

diff --git a/string.c b/string.c
index 48718f93ac..e654a3023d 100644
--- a/string.c
+++ b/string.c
@@ -2006,9 +2006,9 @@ rb_str_format_m(VALUE str, VALUE arg)
     VALUE tmp = rb_check_array_type(arg);
 
     if (!NIL_P(tmp)) {
-        const long len = RARRAY_LENINT(tmp);
-        VALUE rv = rb_str_format(len, RARRAY_CONST_PTR(tmp), str);
-        return rv;
+	VALUE rv = rb_str_format(RARRAY_LENINT(tmp), RARRAY_CONST_PTR(tmp), str);
+	RB_GC_GUARD(tmp);
+	return rv;
     }
     return rb_str_format(1, &arg, str);
 }