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nvme-fc: fix module_init (theoretical) error path

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If nvmf_register_transport happened to fail
(it can't, but theoretically) we leak memory.

Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
This commit is contained in:
Sagi Grimberg 2017-03-19 14:16:05 +02:00 • committed by Jens Axboe
parent d19eef029d
commit c0e4a6f594
1 changed files with 10 additions and 1 deletions
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11
drivers/nvme/host/fc.c
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@ -2546,11 +2546,20 @@ static struct nvmf_transport_ops nvme_fc_transport = {
static int __init nvme_fc_init_module(void) static int __init nvme_fc_init_module(void)
{ {
int ret;
nvme_fc_wq = create_workqueue("nvme_fc_wq"); nvme_fc_wq = create_workqueue("nvme_fc_wq");
if (!nvme_fc_wq) if (!nvme_fc_wq)
return -ENOMEM; return -ENOMEM;
return nvmf_register_transport(&nvme_fc_transport); ret = nvmf_register_transport(&nvme_fc_transport);
if (ret)
goto err;
return 0;
err:
destroy_workqueue(nvme_fc_wq);
return ret;
} }
static void __exit nvme_fc_exit_module(void) static void __exit nvme_fc_exit_module(void)