NVMe: Don't probe namespace 0

ECN 001 documented that namespace 0 is not valid.  Sending an Identify
with CNS of 0 and Namespace of 0 is an undefined command.

Signed-off-by: Matthew Wilcox <matthew.r.wilcox@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/block/nvme.c b/drivers/block/nvme.c
index 3afdc750aaa8..660aa5dfe569 100644
--- a/drivers/block/nvme.c
+++ b/drivers/block/nvme.c
@@ -1447,7 +1447,7 @@ static int __devinit nvme_dev_add(struct nvme_dev *dev)
         memcpy(dev->firmware_rev, ctrl->fr, sizeof(ctrl->fr));
 
         id_ns = mem;
-        for (i = 0; i <= nn; i++) {
+        for (i = 1; i <= nn; i++) {
                 res = nvme_identify(dev, i, 0, dma_addr);
                 if (res)
                         continue;