From: Simon Tatham <anakin@pobox.com>
Date: Sat, 12 May 2007 08:26:58 +0000 (+0000)
Subject: Fix tiny memory leak if you pressed Solve while part way through an
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ian/git?a=commitdiff_plain;ds=sidebyside;h=5b8b85537621204a12962c4b3afb708a24817a54;p=sgt-puzzles.git

Fix tiny memory leak if you pressed Solve while part way through an
existing solution path.

[originally from svn r7571]
---

diff --git a/inertia.c b/inertia.c
index 4e84f56..dd80ebe 100644
--- a/inertia.c
+++ b/inertia.c
@@ -1626,6 +1626,10 @@ static game_state *execute_move(game_state *state, char *move)
 	    sol->list[i] = move[i] - '0';
 	ret = dup_game(state);
 	ret->cheated = TRUE;
+	if (ret->soln && --ret->soln->refcount == 0) {
+	    sfree(ret->soln->list);
+	    sfree(ret->soln);
+	}
 	ret->soln = sol;
 	ret->solnpos = 0;
 	sol->refcount = 1;