[PATCH V2 2/3 libnvdimm-pending] libnvdimm, namespace: avoid multiple sector calculations

[Fabian Frederick]

Use sector_t for cleared

Suggested-by: Dan Williams <dan.j.willi...@intel.com>
Signed-off-by: Fabian Frederick <f...@skynet.be>
---
V2: -applied on top of libnvdimm-pending

 drivers/nvdimm/pmem.c | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 0f47062..9edad8b 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -51,17 +51,16 @@ static int pmem_clear_poison(struct pmem_device *pmem, 
phys_addr_t offset,
                unsigned int len)
 {
        struct device *dev = to_dev(pmem);
-       sector_t sector;
-       long cleared;
+       sector_t sector, cleared;
 
        sector = (offset - pmem->data_offset) / 512;
-       cleared = nvdimm_clear_poison(dev, pmem->phys_addr + offset, len);
+       cleared = nvdimm_clear_poison(dev, pmem->phys_addr + offset, len) / 512;
 
-       if (cleared > 0 && cleared / 512) {
+       if (cleared) {
                dev_dbg(dev, "%s: %#llx clear %ld sector%s\n",
                                __func__, (unsigned long long) sector,
-                               cleared / 512, cleared / 512 > 1 ? "s" : "");
-               badblocks_clear(&pmem->bb, sector, cleared / 512);
+                               cleared, cleared > 1 ? "s" : "");
+               badblocks_clear(&pmem->bb, sector, cleared);
        } else {
                return -EIO;
        }
-- 
2.7.4