[PATCH 01/11] fs/ntfs3: Use bh_read to simplify code

[Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>]

The duplicating code is replaced by a generic function bh_read()

Signed-off-by: Konstantin Komarov <almaz.alexandrovich@xxxxxxxxxxxxxxxxxxxx>
---
 fs/ntfs3/file.c  | 10 ++--------
 fs/ntfs3/inode.c |  1 +
 2 files changed, 3 insertions(+), 8 deletions(-)

diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c
index d294cd975688..d37df7376543 100644
--- a/fs/ntfs3/file.c
+++ b/fs/ntfs3/file.c
@@ -223,16 +223,10 @@ static int ntfs_zero_range(struct inode *inode, 
u64 vbo, u64 vbo_to)
                 set_buffer_uptodate(bh);

             if (!buffer_uptodate(bh)) {
-                lock_buffer(bh);
-                bh->b_end_io = end_buffer_read_sync;
-                get_bh(bh);
-                submit_bh(REQ_OP_READ, bh);
-
-                wait_on_buffer(bh);
-                if (!buffer_uptodate(bh)) {
+                err = bh_read(bh, 0);
+                if (err < 0) {
                     unlock_page(page);
                     put_page(page);
-                    err = -EIO;
                     goto out;
                 }
             }
diff --git a/fs/ntfs3/inode.c b/fs/ntfs3/inode.c
index e80e94325467..5e06299591ed 100644
--- a/fs/ntfs3/inode.c
+++ b/fs/ntfs3/inode.c
@@ -648,6 +648,7 @@ static noinline int ntfs_get_block_vbo(struct inode 
*inode, u64 vbo,
             bh->b_size = block_size;
             off = vbo & (PAGE_SIZE - 1);
             set_bh_page(bh, page, off);
+
             err = bh_read(bh, 0);
             if (err < 0)
                 goto out;
--
2.34.1