From 3e67e7f9c3793e8b3d64d634a04a9561a6ac1f7e Mon Sep 17 00:00:00 2001
From: phk <phk@FreeBSD.org>
Date: Wed, 16 Nov 1994 06:09:29 +0000
Subject: Fix a panic I might have seen, or at least could see some day if I
 havn't already.

---
 sys/i386/isa/lpt.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

(limited to 'sys')

diff --git a/sys/i386/isa/lpt.c b/sys/i386/isa/lpt.c
index 70187ee..8635144 100644
--- a/sys/i386/isa/lpt.c
+++ b/sys/i386/isa/lpt.c
@@ -46,7 +46,7 @@
  * SUCH DAMAGE.
  *
  *	from: unknown origin, 386BSD 0.1
- *	$Id: lpt.c,v 1.22 1994/10/27 05:08:28 phk Exp $
+ *	$Id: lpt.c,v 1.23 1994/11/13 21:14:30 nate Exp $
  */
 
 /*
@@ -894,7 +894,8 @@ lpioctl(struct ifnet *ifp, int cmd, caddr_t data)
 	    sc->sc_ifbuf = ptr;
 	    return ENOBUFS;
 	} 
-	free(ptr,M_DEVBUF);
+	if (ptr)
+		free(ptr,M_DEVBUF);
 	sc->sc_if.if_mtu = ifr->ifr_metric; 
 	break;
 
-- 
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