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Commit 5c37dcbe authored by Stefan Richter's avatar Stefan Richter
Browse files

ieee1394: lock smaller region by host_num_alloc mutex 



We need the mutex only around the iteration over existing hosts.

Signed-off-by: default avatarStefan Richter <stefanr@s5r6.in-berlin.de>
parent b63d4fe9

drivers/ieee1394/hosts.c

+1 −4
Original line number Diff line number Diff line
@@ -157,10 +157,9 @@ struct hpsb_host *hpsb_alloc_host(struct hpsb_host_driver *drv, size_t extra, 
	h->speed_map = (u8 *)(h->csr.speed_map + 2);



	mutex_lock(&host_num_alloc);



	while (nodemgr_for_each_host(&hostnum, alloc_hostnum_cb))

		hostnum++;



	mutex_unlock(&host_num_alloc);

	h->id = hostnum;



	memcpy(&h->device, &nodemgr_dev_template_host, sizeof(h->device));
@@ -175,8 +174,6 @@ struct hpsb_host *hpsb_alloc_host(struct hpsb_host_driver *drv, size_t extra, 
	class_device_register(&h->class_dev);

	get_device(&h->device);



	mutex_unlock(&host_num_alloc);



	return h;

}