This is a note to let you know that I've just added the patch titled
nvme-fabrics: don't check for non-NULL module in nvmf_register_transport
to the 4.15-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: nvme-fabrics-don-t-check-for-non-null-module-in-nvmf_register_transport.patch and it can be found in the queue-4.15 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From 5a1e59533380a3fd04593e4ab2d4633ebf7745c1 Mon Sep 17 00:00:00 2001
From: Christoph Hellwig hch@lst.de Date: Thu, 22 Feb 2018 07:24:08 -0800 Subject: nvme-fabrics: don't check for non-NULL module in nvmf_register_transport
From: Christoph Hellwig hch@lst.de
commit 5a1e59533380a3fd04593e4ab2d4633ebf7745c1 upstream.
THIS_MODULE evaluates to NULL when used from code built into the kernel, thus breaking built-in transport modules. Remove the bogus check.
Fixes: 0de5cd36 ("nvme-fabrics: protect against module unload during create_ctrl") Signed-off-by: Christoph Hellwig hch@lst.de Reviewed-by: Sagi Grimberg sagi@grimberg.me Reviewed-by: Johannes Thumshirn jthumshirn@suse.de Signed-off-by: Keith Busch keith.busch@intel.com Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/nvme/host/fabrics.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/nvme/host/fabrics.c +++ b/drivers/nvme/host/fabrics.c @@ -493,7 +493,7 @@ EXPORT_SYMBOL_GPL(nvmf_should_reconnect) */ int nvmf_register_transport(struct nvmf_transport_ops *ops) { - if (!ops->create_ctrl || !ops->module) + if (!ops->create_ctrl) return -EINVAL;
down_write(&nvmf_transports_rwsem);
Patches currently in stable-queue which might be from hch@lst.de are
queue-4.15/nvme_fcloop-fix-abort-race-condition.patch queue-4.15/blk-mq-avoid-to-map-cpu-into-stale-hw-queue.patch queue-4.15/scsi-libsas-initialize-sas_phy-status-according-to-response-of-discover.patch queue-4.15/nvme-fabrics-protect-against-module-unload-during-create_ctrl.patch queue-4.15/nvme_fcloop-disassocate-local-port-structs.patch queue-4.15/nvme-fabrics-don-t-check-for-non-null-module-in-nvmf_register_transport.patch queue-4.15/scsi-libsas-fix-error-when-getting-phy-events.patch queue-4.15/blk-mq-fix-race-between-updating-nr_hw_queues-and-switching-io-sched.patch queue-4.15/scsi-libsas-fix-memory-leak-in-sas_smp_get_phy_events.patch queue-4.15/scsi-libsas-use-dynamic-alloced-work-to-avoid-sas-event-lost.patch