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* [NETROM] adsf
@ 2006-07-10 23:14 Ralf Baechle
  2006-07-10 23:22 ` David Miller
  0 siblings, 1 reply; 2+ messages in thread
From: Ralf Baechle @ 2006-07-10 23:14 UTC (permalink / raw)
  To: David S. Miller, netdev, linux-hams

When establishing a new circuit in nr_rx_frame the locks are taken in a
different order than in the rest of the stack.  This should be harmless
but triggers lockdep.  Either way, reordering the code a little solves
the issue.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index ecc7968..672d5f8 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -986,18 +986,18 @@ int nr_rx_frame(struct sk_buff *skb, str
 	nr_make->vl        = 0;
 	nr_make->state     = NR_STATE_3;
 	sk_acceptq_added(sk);
-
-	nr_insert_socket(make);
-
 	skb_queue_head(&sk->sk_receive_queue, skb);
 
-	nr_start_heartbeat(make);
-	nr_start_idletimer(make);
-
 	if (!sock_flag(sk, SOCK_DEAD))
 		sk->sk_data_ready(sk, skb->len);
 
 	bh_unlock_sock(sk);
+
+	nr_insert_socket(make);
+
+	nr_start_heartbeat(make);
+	nr_start_idletimer(make);
+
 	return 1;
 }
 

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [NETROM] adsf
  2006-07-10 23:14 [NETROM] adsf Ralf Baechle
@ 2006-07-10 23:22 ` David Miller
  0 siblings, 0 replies; 2+ messages in thread
From: David Miller @ 2006-07-10 23:22 UTC (permalink / raw)
  To: ralf; +Cc: netdev, linux-hams

From: Ralf Baechle <ralf@linux-mips.org>
Date: Tue, 11 Jul 2006 00:14:46 +0100

> When establishing a new circuit in nr_rx_frame the locks are taken in a
> different order than in the rest of the stack.  This should be harmless
> but triggers lockdep.  Either way, reordering the code a little solves
> the issue.
> 
> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

Care to give me a better header line than "[NETROM]: adsf"? :-)

Thanks.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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