Commit 7642138e authored by Max Gurtovoy's avatar Max Gurtovoy Committed by Keith Busch
Browse files

nvme-fabrics: don't check discovery ioccsz/iorcsz 



IOCCSZ and IORCSZ are reserved for discovery controllers. Avoid checking
their values during identify controller phase.

Fixes: 2fcd3ab3 ("nvme-fabrics: check ioccsz and iorcsz")
Reported-by: default avatarDaniel Wagner <dwagner@suse.de>
Tested-by: default avatarDaniel Wagner <dwagner@suse.de>
Signed-off-by: default avatarMax Gurtovoy <mgurtovoy@nvidia.com>
Signed-off-by: default avatarKeith Busch <kbusch@kernel.org>
parent 536ecccb

drivers/nvme/host/core.c

+2 −2
Original line number Diff line number Diff line
@@ -3032,14 +3032,14 @@ static int nvme_check_ctrl_fabric_info(struct nvme_ctrl *ctrl, struct nvme_id_ct 
		return -EINVAL;

	}



	if (ctrl->ioccsz < 4) {

	if (!nvme_discovery_ctrl(ctrl) && ctrl->ioccsz < 4) {

		dev_err(ctrl->device,

			"I/O queue command capsule supported size %d < 4\n",

			ctrl->ioccsz);

		return -EINVAL;

	}



	if (ctrl->iorcsz < 1) {

	if (!nvme_discovery_ctrl(ctrl) && ctrl->iorcsz < 1) {

		dev_err(ctrl->device,

			"I/O queue response capsule supported size %d < 1\n",

			ctrl->iorcsz);