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-rw-r--r--sys/i386/isa/lpt.c5
1 files changed, 3 insertions, 2 deletions
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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