[PATCH] Revert "nvme: verify MNAN value if ANA is enabled"

[Chaitanya Kulkarni]

This reverts commit 8872c159c7a83daf633768cee7a7ef7154010341. This is
needed to move forward with the blktests for now, without this patch
all the testcases result in the error :-

[ 3502.072798] nvme nvme1: Invalid MNAN value 1024

Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni at wdc.com>
---
 drivers/nvme/host/multipath.c | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c
index 23573fe3fc7d..a501917d4c6e 100644
--- a/drivers/nvme/host/multipath.c
+++ b/drivers/nvme/host/multipath.c
@@ -813,13 +813,6 @@ int nvme_mpath_init_identify(struct nvme_ctrl *ctrl, struct nvme_id_ctrl *id)
 	    !(ctrl->subsys->cmic & NVME_CTRL_CMIC_ANA))
 		return 0;
 
-	if (!ctrl->max_namespaces ||
-	    ctrl->max_namespaces > le32_to_cpu(id->nn)) {
-		dev_err(ctrl->device,
-			"Invalid MNAN value %u\n", ctrl->max_namespaces);
-		return -EINVAL;
-	}
-
 	ctrl->anacap = id->anacap;
 	ctrl->anatt = id->anatt;
 	ctrl->nanagrpid = le32_to_cpu(id->nanagrpid);
-- 
2.22.1