Changeset 17344 in vbox

Timestamp:

Mar 4, 2009 1:29:01 PM (16 years ago)

Author:

vboxsync

svn:sync-xref-src-repo-rev:

43727

Message:

Linux netflt: prevent removing of the vboxnetflt module if a host interface is active

File:

• trunk/src/VBox/HostDrivers/VBoxNetFlt/linux/VBoxNetFlt-linux.c (modified) (3 diffs)

trunk/src/VBox/HostDrivers/VBoxNetFlt/linux/VBoxNetFlt-linux.c

@@ -1141 +1141 @@
     Log(("vboxNetFltOsDeleteInstance: this=%p: Notifier removed.\n", pThis));
     unregister_netdevice_notifier(&pThis->u.s.Notifier);
+    module_put(THIS_MODULE);
 }
 
@@ -1147 +1148 @@
 {
     int err;
+    NOREF(pvContext);
+
     pThis->u.s.Notifier.notifier_call = vboxNetFltLinuxNotifierCallback;
     err = register_netdevice_notifier(&pThis->u.s.Notifier);
@@ -1159 +1162 @@
 
     Log(("vboxNetFltOsInitInstance: this=%p: Notifier installed.\n", pThis));
-    NOREF(pvContext);
-    return pThis->fDisconnectedFromHost ? VERR_INTNET_FLT_IF_FAILED : VINF_SUCCESS;
+    if (!pThis->fDisconnectedFromHost)
+    {
+        __module_get(THIS_MODULE);
+        return VINF_SUCCESS;
+    }
+ 
+    return VERR_INTNET_FLT_IF_FAILED;
 }