From: Igor Sysoev <igor@sysoev.ru>
Date: Tue, 8 Jan 2008 17:09:08 +0000 (+0000)
Subject: r1646 merge:
X-Git-Tag: release-0.5.35~7
X-Git-Url: http://www.kaiwu.me/postgresql/commit/?a=commitdiff_plain;h=180eccfb5c78b052e54069f8e2131f859f5881b0;p=nginx.git

r1646 merge:

the simple expression has the same precision without overflow
---

diff --git a/src/core/ngx_slab.c b/src/core/ngx_slab.c
index daf563913..9f63a91eb 100644
--- a/src/core/ngx_slab.c
+++ b/src/core/ngx_slab.c
@@ -111,10 +111,7 @@ ngx_slab_init(ngx_slab_pool_t *pool)
 
     p += n * sizeof(ngx_slab_page_t);
 
-    /* STUB: possible overflow on 64-bit platform */
-    pages = (ngx_uint_t) ((uint64_t) size * ngx_pagesize
-                          / (ngx_pagesize + sizeof(ngx_slab_page_t))
-                              / ngx_pagesize);
+    pages = (ngx_uint_t) (size / (ngx_pagesize + sizeof(ngx_slab_page_t)));
 
     ngx_memzero(p, pages * sizeof(ngx_slab_page_t));