[PATCH] btrfs: Use IS_ALIGNED in btrfs_truncate_block instead of opencoding it

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No functional changes, just makes the code more readable

Signed-off-by: Nikolay Borisov <nborisov@xxxxxxxx>
---
 fs/btrfs/inode.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 269d129ffb1f..e9690e2aba09 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -4775,8 +4775,8 @@ int btrfs_truncate_block(struct inode *inode, loff_t from, loff_t len,
 	u64 block_start;
 	u64 block_end;
 
-	if ((offset & (blocksize - 1)) == 0 &&
-	    (!len || ((len & (blocksize - 1)) == 0)))
+	if (IS_ALIGNED(offset, blocksize) &&
+	    (!len || IS_ALIGNED(len, blocksize)))
 		goto out;
 
 	block_start = round_down(from, blocksize);
-- 
2.7.4

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