Merge remote-tracking branch 'device-mapper/for-next'

[karo-tx-linux.git] / drivers / md / dm-exception-store.c

diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 192bb8beeb6b59e296d9a2e06c0ef8c0a9be8aeb..3997f34cfebc62114f33818dd18b1fe8bd08cbb6 100644 (file)
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -183,7 +183,7 @@ int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
 
        store->chunk_size = chunk_size;
        store->chunk_mask = chunk_size - 1;
-       store->chunk_shift = ffs(chunk_size) - 1;
+       store->chunk_shift = __ffs(chunk_size);
 
        return 0;
 }