fs/direct-io.c: remove some left over checks

We know that "ret > 0" is true here.  These tests were left over from
commit 02afc27faec9 ('direct-io: Handle O_(D)SYNC AIO') and aren't
needed any more.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

3 files changed, 3 insertions, 3 deletions

diff --git a/fs/block_dev.c b/fs/block_dev.c
index 1e86823a9cbd..e4cba21a627e 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -1523,7 +1523,7 @@ ssize_t blkdev_aio_write(struct kiocb *iocb, const struct iovec *iov,
                 ssize_t err;
 
                 err = generic_write_sync(file, pos, ret);
-                if (err < 0 && ret > 0)
+                if (err < 0)
                         ret = err;
         }
         blk_finish_plug(&plug);
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 0165b8672f09..7331a230e30b 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -1797,7 +1797,7 @@ static ssize_t btrfs_file_aio_write(struct kiocb *iocb,
         BTRFS_I(inode)->last_sub_trans = root->log_transid;
         if (num_written > 0) {
                 err = generic_write_sync(file, pos, num_written);
-                if (err < 0 && num_written > 0)
+                if (err < 0)
                         num_written = err;
         }
 
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 1a5073959f32..6db7f7db7777 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -153,7 +153,7 @@ ext4_file_dio_write(struct kiocb *iocb, const struct iovec *iov,
                 ssize_t err;
 
                 err = generic_write_sync(file, iocb->ki_pos - ret, ret);
-                if (err < 0 && ret > 0)
+                if (err < 0)
                         ret = err;
         }
         blk_finish_plug(&plug);