From: Keith Busch <keith.busch@intel.com>
Date: Thu, 11 Feb 2016 20:05:39 +0000 (-0700)
Subject: NVMe: Fix io incapable return values
X-Git-Tag: v4.1.12-102.0.20170601_1400~128
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=dd6f047967b5751a366b39cc83cb4b496774cce2;p=users%2Fjedix%2Flinux-maple.git

NVMe: Fix io incapable return values

The function returns true when the controller can't handle IO.

Signed-off-by: Keith Busch <keith.busch@intel.com>
Reviewed-by: Sagi Grimberg <sagig@mellanox.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Acked-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jens Axboe <axboe@fb.com>
(cherry picked from commit 2850713576e81e3b887cd92a9965fba0dd1717c0)

Orabug: 25130845

Signed-off-by: Ashok Vairavan <ashok.vairavan@oracle.com>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
---

diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 8b8ef9bdf4d63..a01eb264a1b77 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -133,9 +133,9 @@ static inline bool nvme_io_incapable(struct nvme_ctrl *ctrl)
 	u32 val = 0;
 
 	if (ctrl->ops->io_incapable(ctrl))
-		return false;
+		return true;
 	if (ctrl->ops->reg_read32(ctrl, NVME_REG_CSTS, &val))
-		return false;
+		return true;
 	return val & NVME_CSTS_CFS;
 }