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changeset 1645:31622d9f2c0d

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the simple expression has the same precision without overflow
author Igor Sysoev <igor@sysoev.ru>
date Fri, 16 Nov 2007 18:15:04 +0000
parents b83c232da4e1
children 9638a809d3cd
files src/core/ngx_slab.c
diffstat 1 files changed, 1 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- 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));