nvme: Suppress static analyis warning

The ns->head is always valid, so we don't need to check for NULL.

Reported-by: Dan Carpenter <dan.caprenter@oracle.com>
Signed-off-by: Keith Busch <keith.busch@intel.com>
Signed-off-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Keith Busch 2017-11-16 13:36:50 -07:00 • committed by Christoph Hellwig
commit 9941a862cc