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fixes from PVS-Studio #2032

wants to merge 1 commit into from

fixes from PVS-Studio #2032

wants to merge 1 commit into from


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@ip-gpu ip-gpu commented Oct 30, 2017

I'm a member of the competition on finding errors in open source projects. A bug, found using PVS-Studio. Warnings:

V522 Dereferencing of the null pointer 'pv' might take place. cookie.c 316

V522 Dereferencing of the null pointer 'pv' might take place. cookie.c 316
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bagder commented Oct 30, 2017

CI failures because it doesn't follow our code style. But more importantly, shouldn't the fix rather be?

--- a/lib/cookie.c
+++ b/lib/cookie.c
@@ -307,11 +307,11 @@ static void remove_expired(struct CookieInfo *cookies)
   co = cookies->cookies;
   pv = NULL;
   while(co) {
     nx = co->next;
     if(co->expires && co->expires < now) {
-      if(co == cookies->cookies) {
+      if(!pv) {
         cookies->cookies = co->next;
       else {
         pv->next = co->next;

bagder added a commit that referenced this pull request Oct 30, 2017
... when expiring old cookies.

Reported-by: Pavel Gushchin
Fixes #2032
@bagder bagder closed this in fa394c8 Oct 31, 2017
@lock lock bot locked as resolved and limited conversation to collaborators Jan 18, 2019
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2 participants