[PATCH 4/8 linux-next] libnvdimm, namespace: avoid multiple sector calculations

[Fabian Frederick]

add cleared_sectors variable to add more readability.

Signed-off-by: Fabian Frederick <f...@skynet.be>
---
 drivers/nvdimm/pmem.c | 12 ++++++------
 1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/drivers/nvdimm/pmem.c b/drivers/nvdimm/pmem.c
index 204912c..4da4735 100644
--- a/drivers/nvdimm/pmem.c
+++ b/drivers/nvdimm/pmem.c
@@ -52,16 +52,16 @@ static int pmem_clear_poison(struct pmem_device *pmem, 
phys_addr_t offset,
 {
        struct device *dev = to_dev(pmem);
        sector_t sector;
-       long cleared;
+       long cleared, cleared_sectors;
 
        sector = (offset - pmem->data_offset) / 512;
        cleared = nvdimm_clear_poison(dev, pmem->phys_addr + offset, len);
-
-       if (cleared > 0 && cleared / 512) {
+       cleared_sectors = cleared / 512;
+       if (cleared > 0 && cleared_sectors) {
                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);
+                            __func__, (unsigned long long) sector,
+                            cleared_sectors, cleared_sectors > 1 ? "s" : "");
+               badblocks_clear(&pmem->bb, sector, cleared_sectors);
        } else {
                return -EIO;
        }
-- 
2.7.4