X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=kernel%2Fsysctl.c;h=3ca1d5ff0319ea70321f196ab28b7b368179f271;hb=42eaf0d8f2e7b8201afc00b0ebe1bd89ea51d42d;hp=b3ee791ad663c9ef168377df1daa724a2f72351a;hpb=77b14db502cb85a031fe8fde6c85d52f3e0acb63;p=powerpc.git

diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index b3ee791ad6..3ca1d5ff03 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -1240,6 +1240,23 @@ int do_sysctl_strategy (ctl_table *table,
 }
 #endif /* CONFIG_SYSCTL_SYSCALL */
 
+static void sysctl_set_parent(struct ctl_table *parent, struct ctl_table *table)
+{
+	for (; table->ctl_name || table->procname; table++) {
+		table->parent = parent;
+		if (table->child)
+			sysctl_set_parent(table, table->child);
+	}
+}
+
+static __init int sysctl_init(void)
+{
+	sysctl_set_parent(NULL, root_table);
+	return 0;
+}
+
+core_initcall(sysctl_init);
+
 /**
  * register_sysctl_table - register a sysctl hierarchy
  * @table: the top-level table structure
@@ -1318,6 +1335,7 @@ struct ctl_table_header *register_sysctl_table(ctl_table * table)
 	INIT_LIST_HEAD(&tmp->ctl_entry);
 	tmp->used = 0;
 	tmp->unregistering = NULL;
+	sysctl_set_parent(NULL, table);
 	spin_lock(&sysctl_lock);
 	list_add_tail(&tmp->ctl_entry, &root_table_header.ctl_entry);
 	spin_unlock(&sysctl_lock);