diff options
Diffstat (limited to 'net/tipc/eth_media.c')
| -rw-r--r-- | net/tipc/eth_media.c | 34 |
1 files changed, 15 insertions, 19 deletions
diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c index a8c2a6b2..a224a38 100644 --- a/net/tipc/eth_media.c +++ b/net/tipc/eth_media.c @@ -2,7 +2,7 @@ * net/tipc/eth_media.c: Ethernet bearer support for TIPC * * Copyright (c) 2001-2007, Ericsson AB - * Copyright (c) 2005-2007, Wind River Systems + * Copyright (c) 2005-2008, 2011, Wind River Systems * All rights reserved. * * Redistribution and use in source and binary forms, with or without @@ -37,7 +37,7 @@ #include "core.h" #include "bearer.h" -#define MAX_ETH_BEARERS 2 +#define MAX_ETH_BEARERS MAX_BEARERS #define ETH_LINK_PRIORITY TIPC_DEF_LINK_PRI #define ETH_LINK_TOLERANCE TIPC_DEF_LINK_TOL #define ETH_LINK_WINDOW TIPC_DEF_LINK_WIN @@ -156,32 +156,28 @@ static int enable_bearer(struct tipc_bearer *tb_ptr) /* Find device with specified name */ + read_lock(&dev_base_lock); for_each_netdev(&init_net, pdev) { if (!strncmp(pdev->name, driver_name, IFNAMSIZ)) { dev = pdev; + dev_hold(dev); break; } } + read_unlock(&dev_base_lock); if (!dev) return -ENODEV; - /* Find Ethernet bearer for device (or create one) */ - - while ((eb_ptr != stop) && eb_ptr->dev && (eb_ptr->dev != dev)) - eb_ptr++; - if (eb_ptr == stop) - return -EDQUOT; - if (!eb_ptr->dev) { - eb_ptr->dev = dev; - eb_ptr->tipc_packet_type.type = htons(ETH_P_TIPC); - eb_ptr->tipc_packet_type.dev = dev; - eb_ptr->tipc_packet_type.func = recv_msg; - eb_ptr->tipc_packet_type.af_packet_priv = eb_ptr; - INIT_LIST_HEAD(&(eb_ptr->tipc_packet_type.list)); - dev_hold(dev); - INIT_WORK(&eb_ptr->setup, setup_bearer); - schedule_work(&eb_ptr->setup); - } + /* Create Ethernet bearer for device */ + + eb_ptr->dev = dev; + eb_ptr->tipc_packet_type.type = htons(ETH_P_TIPC); + eb_ptr->tipc_packet_type.dev = dev; + eb_ptr->tipc_packet_type.func = recv_msg; + eb_ptr->tipc_packet_type.af_packet_priv = eb_ptr; + INIT_LIST_HEAD(&(eb_ptr->tipc_packet_type.list)); + INIT_WORK(&eb_ptr->setup, setup_bearer); + schedule_work(&eb_ptr->setup); /* Associate TIPC bearer with Ethernet bearer */ |