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path: root/drivers/nvme/host/fabrics.c
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Diffstat (limited to 'drivers/nvme/host/fabrics.c')
-rw-r--r--drivers/nvme/host/fabrics.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index 916d13608059..5b7386f69f4d 100644
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -480,11 +480,16 @@ EXPORT_SYMBOL_GPL(nvmf_connect_io_queue);
* being implemented to the common NVMe fabrics library. Part of
* the overall init sequence of starting up a fabrics driver.
*/
-void nvmf_register_transport(struct nvmf_transport_ops *ops)
+int nvmf_register_transport(struct nvmf_transport_ops *ops)
{
+ if (!ops->create_ctrl)
+ return -EINVAL;
+
mutex_lock(&nvmf_transports_mutex);
list_add_tail(&ops->entry, &nvmf_transports);
mutex_unlock(&nvmf_transports_mutex);
+
+ return 0;
}
EXPORT_SYMBOL_GPL(nvmf_register_transport);