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| author | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-12-12 08:12:33 (GMT) |
|---|---|---|
| committer | Xie Xiaobo <xiaobo.xie@nxp.com> | 2017-12-12 08:12:33 (GMT) |
| commit | c0246a9ec4d461ef4dd7647f94005380bb9e7f0b (patch) | |
| tree | 7588601aa6ce98f5e9fd083a1b351d9023c0b295 /drivers/nvdimm/core.c | |
| parent | 50fd1a6d79d48a7c35890aecce5a5d6b872a461d (diff) | |
| parent | 56f4a560c6d6318b5a8e18a1b3e44909a5158d1e (diff) | |
| download | linux-c0246a9ec4d461ef4dd7647f94005380bb9e7f0b.tar.xz | |
Merge Linaro linux 4.9.62 into linux-4.9
Signed-off-by: Xiaobo Xie <xiaobo.xie@nxp.com>
Diffstat (limited to 'drivers/nvdimm/core.c')
| -rw-r--r-- | drivers/nvdimm/core.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/drivers/nvdimm/core.c b/drivers/nvdimm/core.c index 7ceba08..18a0bea 100644 --- a/drivers/nvdimm/core.c +++ b/drivers/nvdimm/core.c @@ -450,14 +450,15 @@ static void set_badblock(struct badblocks *bb, sector_t s, int num) static void __add_badblock_range(struct badblocks *bb, u64 ns_offset, u64 len) { const unsigned int sector_size = 512; - sector_t start_sector; + sector_t start_sector, end_sector; u64 num_sectors; u32 rem; start_sector = div_u64(ns_offset, sector_size); - num_sectors = div_u64_rem(len, sector_size, &rem); + end_sector = div_u64_rem(ns_offset + len, sector_size, &rem); if (rem) - num_sectors++; + end_sector++; + num_sectors = end_sector - start_sector; if (unlikely(num_sectors > (u64)INT_MAX)) { u64 remaining = num_sectors; |