svn commit: r195976 - head/sys/netinet

[Xin LI]

Author: delphij
Date: Thu Jul 30 17:40:47 2009
New Revision: 195976
URL: http://svn.freebsd.org/changeset/base/195976

Log:
  Show interface name which received short CARP packet (e.g. a VRRP packet),
  in order to match other codepaths nearby.  This makes troubleshooting
  easier.
  
  Approved by:	re (kib)
  MFC after:	1 month

Modified:
  head/sys/netinet/ip_carp.c

Modified: head/sys/netinet/ip_carp.c
==============================================================================
--- head/sys/netinet/ip_carp.c	Thu Jul 30 17:36:13 2009	(r195975)
+++ head/sys/netinet/ip_carp.c	Thu Jul 30 17:40:47 2009	(r195976)
@@ -572,8 +572,9 @@ carp_input(struct mbuf *m, int hlen)
 	if (m->m_pkthdr.len < iplen + sizeof(*ch)) {
 		CARPSTATS_INC(carps_badlen);
 		CARP_LOG("carp_input: received len %zd < "
-		    "sizeof(struct carp_header)\n",
-		    m->m_len - sizeof(struct ip));
+		    "sizeof(struct carp_header) on %s\n",
+		    m->m_len - sizeof(struct ip),
+		    m->m_pkthdr.rcvif->if_xname);
 		m_freem(m);
 		return;
 	}