From 0ecd4f310318d9bd91db48e5c9dc7e749fbed82a Mon Sep 17 00:00:00 2001
From: Thomas Lam <79589038+tl-hbk@users.noreply.github.com>
Date: Tue, 30 Mar 2021 05:33:52 -0700
Subject: [PATCH] Fix segfault in resolve_jobrules

In selectandinstall sometimes rules are added and a realloc is required if there's
no more memory available in the allocated block.  r-- would just decrement the old
pointer but the realloc could return a completely different block of memory
---
 src/solver.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/solver.c b/src/solver.c
index 9c02cc76..89a2ed10 100644
--- a/src/solver.c
+++ b/src/solver.c
@@ -1629,6 +1629,7 @@ resolve_jobrules(Solver *solv, int level, int disablerules, Queue *dq)
 	}
       olevel = level;
       level = selectandinstall(solv, level, dq, disablerules, i, SOLVER_REASON_RESOLVE_JOB);
+      r = solv->rules + i;    /* selectandinstall may have added more rules */
       if (level <= olevel)
 	{
 	  if (level == olevel)
-- 
2.47.2