From 11391aa01b2953a196828bfc46f0a75bed614c23 Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Fri, 5 Apr 2013 15:21:02 +0000
Subject: thread.c: no allocate before deleting

* thread.c (rb_thread_local_aset): no needs to allocate local_storage
  before deleting.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@40133 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 thread.c | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/thread.c b/thread.c
index 350768f9b4..cd8021f1a1 100644
--- a/thread.c
+++ b/thread.c
@@ -2803,13 +2803,14 @@ rb_thread_local_aset(VALUE thread, ID id, VALUE val)
     if (OBJ_FROZEN(thread)) {
 	rb_error_frozen("thread locals");
     }
-    if (!th->local_storage) {
-	th->local_storage = st_init_numtable();
-    }
     if (NIL_P(val)) {
+	if (!th->local_storage) return Qnil;
 	st_delete_wrap(th->local_storage, id);
 	return Qnil;
     }
+    if (!th->local_storage) {
+	th->local_storage = st_init_numtable();
+    }
     st_insert(th->local_storage, id, val);
     return val;
 }
-- 
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