From ba2bd8bb283a0c2c68046adf4a7fc0c2ff12050f Mon Sep 17 00:00:00 2001 From: aliguori Date: Tue, 21 Apr 2009 19:56:08 +0000 Subject: [PATCH] net: Check device passed to host_net_remove (Jan Kiszka) Make sure that we do not delete guest NICs via host_net_remove. Signed-off-by: Jan Kiszka Signed-off-by: Anthony Liguori git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@7195 c046a42c-6fe2-441c-8c8c-71466251a162 --- net.c | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) diff --git a/net.c b/net.c index 3cd6277..7a1b2df 100644 --- a/net.c +++ b/net.c @@ -1858,14 +1858,20 @@ void net_host_device_remove(Monitor *mon, int vlan_id, const char *device) vlan = qemu_find_vlan(vlan_id); - for(vc = vlan->first_client; vc != NULL; vc = vc->next) - if (!strcmp(vc->name, device)) + for (vc = vlan->first_client; vc != NULL; vc = vc->next) { + if (!strcmp(vc->name, device)) { break; + } + } if (!vc) { monitor_printf(mon, "can't find device %s\n", device); return; } + if (!net_host_check_device(vc->model)) { + monitor_printf(mon, "invalid host network device %s\n", device); + return; + } qemu_del_vlan_client(vc); } -- 2.7.4