[ATM]: net/atm/ioctl.c: autoload pppoatm and br2684

Signed-off-by: Roman Kagan <rkagan@mail.ru>
Signed-off-by: Chas Williams <chas@cmf.nrl.navy.mil>

1 files changed, 26 insertions, 8 deletions

diff --git a/net/atm/ioctl.c b/net/atm/ioctl.c
index d89056ec44d4..a150198b05a3 100644
--- a/net/atm/ioctl.c
+++ b/net/atm/ioctl.c
@@ -105,17 +105,35 @@ int vcc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
                         if (!error)
                                 sock->state = SS_CONNECTED;
                         goto done;
-                default:
+                case ATM_SETBACKEND:
+                case ATM_NEWBACKENDIF:
+                        {
+                                atm_backend_t backend;
+                                error = get_user(backend, (atm_backend_t __user *) argp);
+                                if (error)
+                                        goto done;
+                                switch (backend) {
+                                        case ATM_BACKEND_PPP:
+                                                request_module("pppoatm");
+                                                break;
+                                        case ATM_BACKEND_BR2684:
+                                                request_module("br2684");
+                                                break;
+                                }
+                        }
+                        break;
+                case ATMMPC_CTRL:
+                case ATMMPC_DATA:
+                        request_module("mpoa");
+                        break;
+                case ATMARPD_CTRL:
+                        request_module("clip");
+                        break;
+                case ATMLEC_CTRL:
+                        request_module("lec");
                         break;
         }
 
-        if (cmd == ATMMPC_CTRL || cmd == ATMMPC_DATA)
-                request_module("mpoa");
-        if (cmd == ATMARPD_CTRL)
-                request_module("clip");
-        if (cmd == ATMLEC_CTRL)
-                request_module("lec");
-
         error = -ENOIOCTLCMD;
 
         down(&ioctl_mutex);