NVMe: Fix io incapable return values

Keith Busch · axboe · commit 4f76d0e49835 · 2016-02-11T13:14:02.000-07:00
The function returns true when the controller can't handle IO.

Signed-off-by: Keith Busch &lt;keith.busch@intel.com&gt;
Reviewed-by: Sagi Grimberg &lt;sagig@mellanox.com&gt;
Reviewed-by: Johannes Thumshirn &lt;jthumshirn@suse.de&gt;
Acked-by: Christoph Hellwig &lt;hch@lst.de&gt;
Signed-off-by: Jens Axboe &lt;axboe@fb.com&gt;
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
@@ -139,9 +139,9 @@ 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;
 }
 
