# HG changeset patch
# User Maxim Dounin <mdounin@mdounin.ru>
# Date 1424792234 -10800
# Node ID f961c719fb09f30cb75f6453f2d020ac360a8c9f
# Parent  3f568dd68af147b5ba259a27fdc6645f99e87aa7
Core: fixed potential buffer overrun when initializing hash.

Initial size as calculated from the number of elements may be bigger
than max_size.  If this happens, make sure to set size to max_size.

Reported by Chris West.

diff -r 3f568dd68af1 -r f961c719fb09 src/core/ngx_hash.c
--- a/src/core/ngx_hash.c	Tue Feb 17 16:27:52 2015 +0300
+++ b/src/core/ngx_hash.c	Tue Feb 24 18:37:14 2015 +0300
@@ -312,7 +312,7 @@
         continue;
     }
 
-    size--;
+    size = hinit->max_size;
 
     ngx_log_error(NGX_LOG_WARN, hinit->pool->log, 0,
                   "could not build optimal %s, you should increase "