dm: convert ffs to __ffs

[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 ebaa4f803eec3a08a0cd9fcd9a9a1b933618c50c..3eef6d6f15cd1724098e6141fa60aa66682d6158 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;
 }