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changeset 2676:278f30cc7d48

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fix ngx_strlcasestrn()
author Igor Sysoev <igor@sysoev.ru>
date Mon, 06 Apr 2009 10:38:40 +0000
parents 03fc1ae2cf36
children 452b9d09df8e
files src/core/ngx_string.c
diffstat 1 files changed, 4 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/src/core/ngx_string.c
+++ b/src/core/ngx_string.c
@@ -703,6 +703,10 @@ ngx_strlcasestrn(u_char *s1, u_char *las
 {
     ngx_uint_t  c1, c2;
 
+    if (s1 <= last) {
+        return NULL;
+    }
+
     c2 = (ngx_uint_t) *s2++;
     c2  = (c2 >= 'A' && c2 <= 'Z') ? (c2 | 0x20) : c2;
     last -= n;