From: Daniel Stenberg <daniel@haxx.se>
Date: Sat, 8 Dec 2018 16:29:55 +0000 (+0100)
Subject: cookies: expire "Max-Age=0" immediately
X-Git-Tag: curl-7_63_0~16
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=1e9abfedfa7a858d89233088c503ebec4762b9fa;p=curl

cookies: expire "Max-Age=0" immediately

Reported-by: Jeroen Ooms
Fixes #3351
Closes #3352
---

diff --git a/lib/cookie.c b/lib/cookie.c
index d8655f790..3dc85ee5c 100644
--- a/lib/cookie.c
+++ b/lib/cookie.c
@@ -675,7 +675,10 @@ Curl_cookie_add(struct Curl_easy *data,
         /* overflow, used max value */
         co->expires = CURL_OFF_T_MAX;
       else if(!offt) {
-        if(CURL_OFF_T_MAX - now < co->expires)
+        if(!co->expires)
+          /* already expired */
+          co->expires = 1;
+        else if(CURL_OFF_T_MAX - now < co->expires)
           /* would overflow */
           co->expires = CURL_OFF_T_MAX;
         else