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[PULL,3/4] hw/net/xen_nic.c: Need free 'netdev->nic' in net_free() instead of net_disconnect()

Message ID 1421058466-5473-4-git-send-email-stefanha@redhat.com
State New
Headers show

Commit Message

Stefan Hajnoczi Jan. 12, 2015, 10:27 a.m. UTC 
From: Chen Gang <gang.chen.5i5j@gmail.com>

net_init() and net_free() are pairs, net_connect() and net_disconnect()
are pairs. net_init() creates 'netdev->nic', so also need free it in
net_free().

Signed-off-by: Chen Gang <gang.chen.5i5j@gmail.com>
Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>
---
 hw/net/xen_nic.c | 8 ++++----
 1 file changed, 4 insertions(+), 4 deletions(-)
diff mbox

Patch

diff --git a/hw/net/xen_nic.c b/hw/net/xen_nic.c
index 7a57feb..8eaa77b 100644
--- a/hw/net/xen_nic.c
+++ b/hw/net/xen_nic.c
@@ -410,10 +410,6 @@  static void net_disconnect(struct XenDevice *xendev)
         xc_gnttab_munmap(netdev->xendev.gnttabdev, netdev->rxs, 1);
         netdev->rxs = NULL;
     }
-    if (netdev->nic) {
-        qemu_del_nic(netdev->nic);
-        netdev->nic = NULL;
-    }
 }
 
 static void net_event(struct XenDevice *xendev)
@@ -427,6 +423,10 @@  static int net_free(struct XenDevice *xendev)
 {
     struct XenNetDev *netdev = container_of(xendev, struct XenNetDev, xendev);
 
+    if (netdev->nic) {
+        qemu_del_nic(netdev->nic);
+        netdev->nic = NULL;
+    }
     g_free(netdev->mac);
     return 0;
 }