shithub: puzzles

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

[originally from svn r7571]

--- a/inertia.c

+++ b/inertia.c

@@ -1626,6 +1626,10 @@

 	    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;