1 files changed, 3 insertions, 1 deletions

diff --git a/fs/ext4/ialloc.c b/fs/ext4/ialloc.c
index 1343bf18825b..fe34d74cfb19 100644
--- a/fs/ext4/ialloc.c
+++ b/fs/ext4/ialloc.c
@@ -115,9 +115,11 @@ ext4_read_inode_bitmap(struct super_block *sb, ext4_group_t block_group)
                             block_group, bitmap_blk);
                 return NULL;
         }
-        if (bh_uptodate_or_lock(bh))
+        if (buffer_uptodate(bh) &&
+            !(desc->bg_flags & cpu_to_le16(EXT4_BG_INODE_UNINIT)))
                 return bh;
 
+        lock_buffer(bh);
         spin_lock(sb_bgl_lock(EXT4_SB(sb), block_group));
         if (desc->bg_flags & cpu_to_le16(EXT4_BG_INODE_UNINIT)) {
                 ext4_init_inode_bitmap(sb, bh, block_group, desc);