1 files changed, 3 insertions, 2 deletions

diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 986120f30066..5381802d6052 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -39,6 +39,7 @@
 #include <linux/bio.h>
 #include <linux/workqueue.h>
 #include <linux/kernel.h>
+#include <linux/slab.h>
 
 #include "ext4_jbd2.h"
 #include "xattr.h"
@@ -1035,7 +1036,7 @@ static int ext4_indirect_calc_metadata_amount(struct inode *inode,
                                               sector_t lblock)
 {
         struct ext4_inode_info *ei = EXT4_I(inode);
-        int dind_mask = EXT4_ADDR_PER_BLOCK(inode->i_sb) - 1;
+        sector_t dind_mask = ~((sector_t)EXT4_ADDR_PER_BLOCK(inode->i_sb) - 1);
         int blk_bits;
 
         if (lblock < EXT4_NDIR_BLOCKS)
@@ -1050,7 +1051,7 @@ static int ext4_indirect_calc_metadata_amount(struct inode *inode,
         }
         ei->i_da_metadata_calc_last_lblock = lblock & dind_mask;
         ei->i_da_metadata_calc_len = 1;
-        blk_bits = roundup_pow_of_two(lblock + 1);
+        blk_bits = order_base_2(lblock);
         return (blk_bits / EXT4_ADDR_PER_BLOCK_BITS(inode->i_sb)) + 1;
 }