firewire net: Clear dev->broadcast_rcv_context and dev->broadcast_state after destruction of context.

Clear dev->broadcast_rcv_context to NULL and set dev->broadcast_state
to FWNET_BROADCAST_ERROR after descruction of broadcast context.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@linux-ipv6.org>
Signed-off-by: Stefan Richter <stefanr@s5r6.in-berlin.de>

1 files changed, 3 insertions, 0 deletions

diff --git a/drivers/firewire/net.c b/drivers/firewire/net.c
index d9b2105f22a0..efed4a65fb06 100644
--- a/drivers/firewire/net.c
+++ b/drivers/firewire/net.c
@@ -1626,11 +1626,14 @@ static int fwnet_remove(struct device *_dev)
                 fwnet_fifo_stop(dev);
                 if (dev->broadcast_rcv_context) {
                         fw_iso_context_stop(dev->broadcast_rcv_context);
+
                         kfree(dev->broadcast_rcv_buffer_ptrs);
                         dev->broadcast_rcv_buffer_ptrs = NULL;
                         fw_iso_buffer_destroy(&dev->broadcast_rcv_buffer,
                                               dev->card);
                         fw_iso_context_destroy(dev->broadcast_rcv_context);
+                        dev->broadcast_rcv_context = NULL;
+                        dev->broadcast_state = FWNET_BROADCAST_ERROR;
                 }
                 for (i = 0; dev->queued_datagrams && i < 5; i++)
                         ssleep(1);