Commit 092ff052 authored Dec 13, 2018 by Sagi Grimberg Committed by Jens Axboe Dec 13, 2018

nvme: fix kernel paging oops



free the controller discard_page correctly.

Fixes: cb5b7262 ("nvme: provide fallback for discard alloc failure")
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@kernel.dk>

parent 2d9a058e

drivers/nvme/host/core.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -3596,7 +3596,7 @@ static void nvme_free_ctrl(struct device *dev)
		ida_simple_remove(&nvme_instance_ida, ctrl->instance);
		kfree(ctrl->effects);
		nvme_mpath_uninit(ctrl);
		kfree(ctrl->discard_page);
		__free_page(ctrl->discard_page);

		if (subsys) {
		mutex_lock(&subsys->lock);