ubifs: remove manual O_SYNC handling

generic_file_aio_write already calls into ->fsync to handle O_SYNC/O_DSYNC.
Remove the duplicate call to ubifs_sync_wbufs_by_inode which is already
covered by ubifs_fsync.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Jan Kara <jack@suse.cz>

diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index eaa3d48..39849f8 100644 (file)
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -1389,7 +1389,6 @@ static ssize_t ubifs_aio_write(struct kiocb *iocb, const struct iovec *iov,
                               unsigned long nr_segs, loff_t pos)
 {
        int err;
-       ssize_t ret;
        struct inode *inode = iocb->ki_filp->f_mapping->host;
        struct ubifs_info *c = inode->i_sb->s_fs_info;
 
@@ -1397,17 +1396,7 @@ static ssize_t ubifs_aio_write(struct kiocb *iocb, const struct iovec *iov,
        if (err)
                return err;
 
-       ret = generic_file_aio_write(iocb, iov, nr_segs, pos);
-       if (ret < 0)
-               return ret;
-
-       if (ret > 0 && (IS_SYNC(inode) || iocb->ki_filp->f_flags & O_DSYNC)) {
-               err = ubifs_sync_wbufs_by_inode(c, inode);
-               if (err)
-                       return err;
-       }
-
-       return ret;
+       return generic_file_aio_write(iocb, iov, nr_segs, pos);
 }
 
 static int ubifs_set_page_dirty(struct page *page)