From 797fe35608baedbdc381ddac570af58bd55dd507 Mon Sep 17 00:00:00 2001
From: kmacy <kmacy@FreeBSD.org>
Date: Mon, 2 Feb 2009 23:04:20 +0000
Subject: break out of loop if we run out of mbufs

---
 sys/dev/xen/netfront/netfront.c | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

(limited to 'sys/dev/xen/netfront/netfront.c')

diff --git a/sys/dev/xen/netfront/netfront.c b/sys/dev/xen/netfront/netfront.c
index 7efeb20..76c709a 100644
--- a/sys/dev/xen/netfront/netfront.c
+++ b/sys/dev/xen/netfront/netfront.c
@@ -1234,11 +1234,12 @@ xennet_get_responses(struct netfront_info *np,
 		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;
-- 
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