Author: brueffer
Date: Thu Oct 22 06:17:04 2009
New Revision: 198357
URL: http://svn.freebsd.org/changeset/base/198357
Log:
Check pointer for NULL before dereferencing it, not after.
PR: 138390
Submitted by: Patroklos Argyroudis <a...@census-labs.com>
MFC after: 1 week
Modified:
head/sys/net/if_gif.c
Modified: head/sys/net/if_gif.c
==============================================================================
--- head/sys/net/if_gif.c Thu Oct 22 06:13:07 2009 (r198356)
+++ head/sys/net/if_gif.c Thu Oct 22 06:17:04 2009 (r198357)
@@ -507,7 +507,7 @@ gif_input(m, af, ifp)
struct ifnet *ifp;
{
int isr, n;
- struct gif_softc *sc = ifp->if_softc;
+ struct gif_softc *sc;
struct etherip_header *eip;
struct ether_header *eh;
struct ifnet *oldifp;
@@ -517,7 +517,7 @@ gif_input(m, af, ifp)
m_freem(m);
return;
}
-
+ sc = ifp->if_softc;
m->m_pkthdr.rcvif = ifp;
#ifdef MAC
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