From bf8c534200b7e69e87725a0d49eb94c0da744f91 Mon Sep 17 00:00:00 2001
From: bellard <bellard@c046a42c-6fe2-441c-8c8c-71466251a162>
Date: Tue, 9 Jan 2007 19:44:41 +0000
Subject: [PATCH] ifname arg fix

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2312 c046a42c-6fe2-441c-8c8c-71466251a162
---
 vl.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/vl.c b/vl.c
index 3edca0ecfe..1ec78a7474 100644
--- a/vl.c
+++ b/vl.c
@@ -3886,7 +3886,9 @@ static int net_client_init(const char *str)
             if (net_tap_fd_init(vlan, fd))
                 ret = 0;
         } else {
-            get_param_value(ifname, sizeof(ifname), "ifname", p);
+            if (get_param_value(ifname, sizeof(ifname), "ifname", p) <= 0) {
+                ifname[0] = '\0';
+            }
             if (get_param_value(setup_script, sizeof(setup_script), "script", p) == 0) {
                 pstrcpy(setup_script, sizeof(setup_script), DEFAULT_NETWORK_SCRIPT);
             }
-- 
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