remove-unnecessary-error-check

   1 ext4: remove unnecessary error check
   2
   3 From: Shi Siyuan <shisiyuan@xiaomi.com>
   4
   5 Remove unnecessary error check in ext4_file_write_iter(),
   6 because this check will be done in upcoming later function --
   7 ext4_write_checks() -> generic_write_checks()
   8
   9 Change-Id: I7b0ab27f693a50765c15b5eaa3f4e7c38f42e01e
  10 Signed-off-by: shisiyuan <shisiyuan@xiaomi.com>
  11 Signed-off-by: Theodore Ts'o <tytso@mit.edu>
  12 ---
  13  fs/ext4/file.c | 2 --
  14  1 file changed, 2 deletions(-)
  15
  16 diff --git a/fs/ext4/file.c b/fs/ext4/file.c
  17 index 5cb9aa3..9e4c39e 100644
  18 --- a/fs/ext4/file.c
  19 +++ b/fs/ext4/file.c
  20 @@ -224,8 +224,6 @@ ext4_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
  21         if (IS_DAX(inode))
  22                 return ext4_dax_write_iter(iocb, from);
  23  #endif
  24 -       if (!o_direct && (iocb->ki_flags & IOCB_NOWAIT))
  25 -               return -EOPNOTSUPP;
  26
  27         if (!inode_trylock(inode)) {
  28                 if (iocb->ki_flags & IOCB_NOWAIT)
  29 --
  30 2.7.4
  31
  32