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Trash freed memory so we catch bad uses.

This commit is contained in:
christos 2014-04-17 16:30:05 +00:00
parent 8a20351779
commit f87049800a
1 changed files with 3 additions and 3 deletions
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6
usr.bin/xlint/lint1/mem1.c
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@ -1,4 +1,4 @@
/* $NetBSD: mem1.c,v 1.15 2011/06/24 01:10:31 christos Exp $ */
/* $NetBSD: mem1.c,v 1.16 2014/04/17 16:30:05 christos Exp $ */
/*
* Copyright (c) 1994, 1995 Jochen Pohl
@ -37,7 +37,7 @@
#include <sys/cdefs.h>
#if defined(__RCSID) && !defined(lint)
__RCSID("$NetBSD: mem1.c,v 1.15 2011/06/24 01:10:31 christos Exp $");
__RCSID("$NetBSD: mem1.c,v 1.16 2014/04/17 16:30:05 christos Exp $");
#endif
#include <sys/types.h>
@ -230,7 +230,7 @@ xfreeblk(mbl_t **fmbp)
*fmbp = mb->nxt;
mb->nxt = frmblks;
frmblks = mb;
(void)memset(mb->blk, 0, mb->size - mb->nfree);
(void)memset(mb->blk, 0xa5, mb->size - mb->nfree);
}
}