From: Maxim Dounin <mdounin@mdounin.ru>
Date: Fri, 17 Feb 2017 14:01:27 +0000 (+0300)
Subject: Fixed ngx_parse_size() / ngx_parse_offset() with 0-length strings.
X-Git-Tag: release-1.11.11~20
X-Git-Url: http://www.kaiwu.me/postgresql/commit/static/gitweb.js?a=commitdiff_plain;h=6183ca9ea8b76e3da42d6d866936e3d55702ee9d;p=nginx.git

Fixed ngx_parse_size() / ngx_parse_offset() with 0-length strings.
---

diff --git a/src/core/ngx_parse.c b/src/core/ngx_parse.c
index 7b60c5fb6..d35e60fac 100644
--- a/src/core/ngx_parse.c
+++ b/src/core/ngx_parse.c
@@ -17,6 +17,11 @@ ngx_parse_size(ngx_str_t *line)
     ssize_t  size, scale, max;
 
     len = line->len;
+
+    if (len == 0) {
+        return NGX_ERROR;
+    }
+
     unit = line->data[len - 1];
 
     switch (unit) {
@@ -58,6 +63,11 @@ ngx_parse_offset(ngx_str_t *line)
     size_t  len;
 
     len = line->len;
+
+    if (len == 0) {
+        return NGX_ERROR;
+    }
+
     unit = line->data[len - 1];
 
     switch (unit) {