svn commit: r188036 - head/sys/dev/xen/netfront

[Kip Macy]

Author: kmacy
Date: Mon Feb  2 23:04:20 2009
New Revision: 188036
URL: http://svn.freebsd.org/changeset/base/188036

Log:
  break out of loop if we run out of mbufs

Modified:
  head/sys/dev/xen/netfront/netfront.c

Modified: head/sys/dev/xen/netfront/netfront.c
==============================================================================
--- head/sys/dev/xen/netfront/netfront.c	Mon Feb  2 22:18:48 2009	(r188035)
+++ head/sys/dev/xen/netfront/netfront.c	Mon Feb  2 23:04:20 2009	(r188036)
@@ -1234,11 +1234,12 @@ xennet_get_responses(struct netfront_inf
 		gnttab_release_grant_reference(&np->gref_rx_head, ref);
 
 next:
-		if (m != NULL) {
-				m->m_len = rx->status;
-				m->m_data += rx->offset;
-				m0->m_pkthdr.len += rx->status;
-		}
+		if (m == NULL)
+			break;
+		
+		m->m_len = rx->status;
+		m->m_data += rx->offset;
+		m0->m_pkthdr.len += rx->status;
 		
 		if (!(rx->flags & NETRXF_more_data))
 			break;