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nvme: fix memory leak for power latency tolerance
Unconditionally hide device pm latency tolerance when uninitializing the controller to ensure all qos resources are released so that we're not leaking this memory. This is safe to call if none were allocated in the first place, or were previously freed. Fixes: c5552fde102fc("nvme: Enable autonomous power state transitions") Suggested-by: Keith Busch <keith.busch@intel.com> Tested-by: David Milburn <dmilburn@redhat.com> Signed-off-by: Yufen Yu <yuyufen@huawei.com> [changelog] Signed-off-by: Keith Busch <keith.busch@intel.com>
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@ -3700,6 +3700,7 @@ EXPORT_SYMBOL_GPL(nvme_start_ctrl);
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void nvme_uninit_ctrl(struct nvme_ctrl *ctrl)
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{
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dev_pm_qos_hide_latency_tolerance(ctrl->device);
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cdev_device_del(&ctrl->cdev, ctrl->device);
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}
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EXPORT_SYMBOL_GPL(nvme_uninit_ctrl);
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