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From: Hans Petter Selasky <hselasky@FreeBSD.org>
Date: Fri, 16 May 2014 16:17:06 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-all@freebsd.org,
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Subject: svn commit: r266259 - stable/8/sys/dev/usb
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Author: hselasky
Date: Fri May 16 16:17:06 2014
New Revision: 266259
URL: http://svnweb.freebsd.org/changeset/base/266259

Log:
  MFC r265779:
  Fix for NULL pointer.

Modified:
  stable/8/sys/dev/usb/usb_pf.c
Directory Properties:
  stable/8/sys/   (props changed)
  stable/8/sys/dev/   (props changed)
  stable/8/sys/dev/usb/   (props changed)

Modified: stable/8/sys/dev/usb/usb_pf.c
==============================================================================
--- stable/8/sys/dev/usb/usb_pf.c	Fri May 16 16:14:37 2014	(r266258)
+++ stable/8/sys/dev/usb/usb_pf.c	Fri May 16 16:17:06 2014	(r266259)
@@ -261,7 +261,7 @@ usbpf_xfertap(struct usb_xfer *xfer, int
 	/* sanity checks */
 	if (usb_no_pf != 0)
 		return;
-	if (bus->ifp == NULL)
+	if (bus->ifp == NULL || bus->ifp->if_bpf == NULL)
 		return;
 	if (!bpf_peers_present(bus->ifp->if_bpf))
 		return;