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path: root/drivers/misc/mei/bus.c
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Diffstat (limited to 'drivers/misc/mei/bus.c')
-rw-r--r--drivers/misc/mei/bus.c12
1 files changed, 5 insertions, 7 deletions
diff --git a/drivers/misc/mei/bus.c b/drivers/misc/mei/bus.c
index 7bba62a72921..fc3872fe7b25 100644
--- a/drivers/misc/mei/bus.c
+++ b/drivers/misc/mei/bus.c
@@ -521,17 +521,15 @@ int mei_cldev_enable(struct mei_cl_device *cldev)
cl = cldev->cl;
+ mutex_lock(&bus->device_lock);
if (cl->state == MEI_FILE_UNINITIALIZED) {
- mutex_lock(&bus->device_lock);
ret = mei_cl_link(cl);
- mutex_unlock(&bus->device_lock);
if (ret)
- return ret;
+ goto out;
/* update pointers */
cl->cldev = cldev;
}
- mutex_lock(&bus->device_lock);
if (mei_cl_is_connected(cl)) {
ret = 0;
goto out;
@@ -616,9 +614,8 @@ int mei_cldev_disable(struct mei_cl_device *cldev)
if (err < 0)
dev_err(bus->dev, "Could not disconnect from the ME client\n");
-out:
mei_cl_bus_module_put(cldev);
-
+out:
/* Flush queues and remove any pending read */
mei_cl_flush_queues(cl, NULL);
mei_cl_unlink(cl);
@@ -876,12 +873,13 @@ static void mei_cl_bus_dev_release(struct device *dev)
mei_me_cl_put(cldev->me_cl);
mei_dev_bus_put(cldev->bus);
+ mei_cl_unlink(cldev->cl);
kfree(cldev->cl);
kfree(cldev);
}
static const struct device_type mei_cl_device_type = {
- .release = mei_cl_bus_dev_release,
+ .release = mei_cl_bus_dev_release,
};
/**