bluetooth: fix race in bt_procfs_init()

use proc_create_data() rather than set ->data after the file has
been created

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
index 68e6fef..438a8c5 100644 (file)
--- a/net/bluetooth/af_bluetooth.c
+++ b/net/bluetooth/af_bluetooth.c
@@ -638,16 +638,10 @@ int bt_procfs_init(struct net *net, const char *name,
                   struct bt_sock_list* sk_list,
                   int (* seq_show)(struct seq_file *, void *))
 {
-       struct proc_dir_entry * pde;
-
        sk_list->custom_seq_show = seq_show;
 
-       pde = proc_create(name, 0, net->proc_net, &bt_fops);
-       if (!pde)
+       if (!proc_create_data(name, 0, net->proc_net, &bt_fops, sk_list))
                return -ENOMEM;
-
-       pde->data = sk_list;
-
        return 0;
 }