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-rw-r--r--drivers/ieee1394/nodemgr.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/ieee1394/nodemgr.c b/drivers/ieee1394/nodemgr.c
index f087f7e2b69..3e7974c5744 100644
--- a/drivers/ieee1394/nodemgr.c
+++ b/drivers/ieee1394/nodemgr.c
@@ -1352,6 +1352,7 @@ static void nodemgr_resume_ne(struct node_entry *ne)
ne->in_limbo = 0;
device_remove_file(&ne->device, &dev_attr_ne_in_limbo);
+ down_read(&nodemgr_ud_class.subsys.rwsem);
down_read(&ne->device.bus->subsys.rwsem);
list_for_each_entry(cdev, &nodemgr_ud_class.children, node) {
ud = container_of(cdev, struct unit_directory, class_dev);
@@ -1363,6 +1364,7 @@ static void nodemgr_resume_ne(struct node_entry *ne)
ud->device.driver->resume(&ud->device);
}
up_read(&ne->device.bus->subsys.rwsem);
+ up_read(&nodemgr_ud_class.subsys.rwsem);
HPSB_DEBUG("Node resumed: ID:BUS[" NODE_BUS_FMT "] GUID[%016Lx]",
NODE_BUS_ARGS(ne->host, ne->nodeid), (unsigned long long)ne->guid);