From fa162e8febe054b04130355ef3a917201820c688 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Thu, 28 Aug 2003 11:28:55 +0000
Subject: [PATCH] CURLOPT_BUFFERSIZE must not be smaller than 0 (zero) as that
 is impossible for us to deal with

---
 lib/url.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lib/url.c b/lib/url.c
index 3c5240b78..2b8a09794 100644
--- a/lib/url.c
+++ b/lib/url.c
@@ -1177,7 +1177,8 @@ CURLcode Curl_setopt(struct SessionHandle *data, CURLoption option, ...)
      */
     data->set.buffer_size = va_arg(param, long);
 
-    if(data->set.buffer_size> (BUFSIZE -1 ))
+    if((data->set.buffer_size> (BUFSIZE -1 )) ||
+       (data->set.buffer_size < 1))
       data->set.buffer_size = 0; /* huge internal default */
 
     break;