1 files changed, 15 insertions, 5 deletions

diff --git a/ipc/ipcns_notifier.c b/ipc/ipcns_notifier.c
index 70ff09183f7b..b9b31a4f77e1 100644
--- a/ipc/ipcns_notifier.c
+++ b/ipc/ipcns_notifier.c
@@ -55,25 +55,35 @@ static int ipcns_callback(struct notifier_block *self,
 
 int register_ipcns_notifier(struct ipc_namespace *ns)
 {
+        int rc;
+
         memset(&ns->ipcns_nb, 0, sizeof(ns->ipcns_nb));
         ns->ipcns_nb.notifier_call = ipcns_callback;
         ns->ipcns_nb.priority = IPCNS_CALLBACK_PRI;
-        return blocking_notifier_chain_register(&ipcns_chain, &ns->ipcns_nb);
+        rc = blocking_notifier_chain_register(&ipcns_chain, &ns->ipcns_nb);
+        if (!rc)
+                ns->auto_msgmni = 1;
+        return rc;
 }
 
 int cond_register_ipcns_notifier(struct ipc_namespace *ns)
 {
+        int rc;
+
         memset(&ns->ipcns_nb, 0, sizeof(ns->ipcns_nb));
         ns->ipcns_nb.notifier_call = ipcns_callback;
         ns->ipcns_nb.priority = IPCNS_CALLBACK_PRI;
-        return blocking_notifier_chain_cond_register(&ipcns_chain,
+        rc = blocking_notifier_chain_cond_register(&ipcns_chain,
                                                         &ns->ipcns_nb);
+        if (!rc)
+                ns->auto_msgmni = 1;
+        return rc;
 }
 
-int unregister_ipcns_notifier(struct ipc_namespace *ns)
+void unregister_ipcns_notifier(struct ipc_namespace *ns)
 {
-        return blocking_notifier_chain_unregister(&ipcns_chain,
-                                                &ns->ipcns_nb);
+        blocking_notifier_chain_unregister(&ipcns_chain, &ns->ipcns_nb);
+        ns->auto_msgmni = 0;
 }
 
 int ipcns_notify(unsigned long val)