Merge commit master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6 of HEAD

* HEAD:
  [NET]: fix __sk_stream_mem_reclaim
  [Bluetooth] Fix deadlock in the L2CAP layer
  [Bluetooth] Let BT_HIDP depend on INPUT
  [Bluetooth] Avoid NULL pointer dereference with tty->driver
  [Bluetooth] Remaining transitions to use kzalloc()
  [WAN]: converting generic HDLC to use netif_dormant*()
  [IPV4]: Fix error handling for fib_insert_node call
  [NETROM] lockdep: fix false positive
  [ROSE] lockdep: fix false positive
  [AX.25]: Optimize AX.25 socket list lock
  [IPCOMP]: Fix truesize after decompression
  [IPV6]: Use ipv6_addr_src_scope for link address sorting.
  [TCP] tcp_highspeed: Fix AI updates.
  [MAINTAINERS]: Add proper entry for TC classifier
  [NETROM]: Drop lock before calling nr_destroy_socket
  [NETROM]: Fix locking order when establishing a NETROM circuit.
  [AX.25]: Fix locking of ax25 protocol function list.
  [IPV6]: order addresses by scope

1 files changed, 9 insertions, 0 deletions

diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index c115295ab431..08a542855654 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -67,6 +67,14 @@ static struct proto_ops rose_proto_ops;
 ax25_address rose_callsign;
 
 /*
+ * ROSE network devices are virtual network devices encapsulating ROSE
+ * frames into AX.25 which will be sent through an AX.25 device, so form a
+ * special "super class" of normal net devices; split their locks off into a
+ * separate class since they always nest.
+ */
+static struct lock_class_key rose_netdev_xmit_lock_key;
+
+/*
  *	Convert a ROSE address into text.
  */
 const char *rose2asc(const rose_address *addr)
@@ -1515,6 +1523,7 @@ static int __init rose_proto_init(void)
 			free_netdev(dev);
 			goto fail;
 		}
+		lockdep_set_class(&dev->_xmit_lock, &rose_netdev_xmit_lock_key);
 		dev_rose[i] = dev;
 	}