From a3b039308419953225fe6ac34b07bd07ce78bbc5 Mon Sep 17 00:00:00 2001
From: Kirill Petrashin <kirill8201@yandex.ru>
Date: Thu, 26 Mar 2026 23:21:21 +0300
Subject: Remove *prev from PositionPQ

---
 priority_queue.c | 2 --
 1 file changed, 2 deletions(-)

(limited to 'priority_queue.c')

diff --git a/priority_queue.c b/priority_queue.c
index c8afec6..e4dca9a 100644
--- a/priority_queue.c
+++ b/priority_queue.c
@@ -7,7 +7,6 @@ PositionPQ *ppq_new(Position pos, size_t priority) {
     PositionPQ *ppq = malloc(sizeof(PositionPQ));
     ppq->pos = pos;
     ppq->priority = priority;
-    ppq->prev = NULL;
     ppq->next = NULL;
     return ppq;
 }
@@ -55,7 +54,6 @@ Position ppq_pop(PositionPQ **ppq) {
     }
     Position pos = (*ppq)->pos;
     if ((*ppq)->next != NULL) { /* If there's a next node */
-        (*ppq)->next->prev = NULL;
         PositionPQ *next = (*ppq)->next;
         free((*ppq));
         (*ppq) = next;
-- 
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