[PATCH 3/5] firewire: cdev: fix race of ioctl_send_request with busreset

[Stefan Richter]

The bus reset handler concurrently frees client->device->node.  Use
device->node_id instead.  This is equivalent to device->node->node_id
while device->generation is current.

Signed-off-by: Stefan Richter <stefanr@xxxxxxxxxxxxxxxxx>
---
 drivers/firewire/fw-cdev.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

Index: linux/drivers/firewire/fw-cdev.c
===================================================================
--- linux.orig/drivers/firewire/fw-cdev.c
+++ linux/drivers/firewire/fw-cdev.c
@@ -585,7 +585,7 @@ static int ioctl_send_request(struct cli
 		return -EINVAL;
 	}
 
-	return init_request(client, request, client->device->node->node_id,
+	return init_request(client, request, client->device->node_id,
 			    client->device->max_speed);
 }
 

-- 
Stefan Richter
-=====-==--= --== -=-=-
http://arcgraph.de/sr/

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/