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-rw-r--r--drivers/md/dm-log.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/md/dm-log.c b/drivers/md/dm-log.c
index e110655eabd..a76349cb10a 100644
--- a/drivers/md/dm-log.c
+++ b/drivers/md/dm-log.c
@@ -333,10 +333,10 @@ static int core_ctr(struct dirty_log *log, struct dm_target *ti,
lc->sync = sync;
/*
- * Work out how many words we need to hold the bitset.
+ * Work out how many "unsigned long"s we need to hold the bitset.
*/
bitset_size = dm_round_up(region_count,
- sizeof(*lc->clean_bits) << BYTE_SHIFT);
+ sizeof(unsigned long) << BYTE_SHIFT);
bitset_size >>= BYTE_SHIFT;
lc->bitset_uint32_count = bitset_size / 4;