kill generic_segment_checks()

all callers of ->aio_read() and ->aio_write() have iov/nr_segs already
checked - generic_segment_checks() done after that is just an odd way
to spell iov_length().

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

1 files changed, 1 insertions, 6 deletions

diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index d6d78c2aa96e..d33c4ced0baf 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2355,12 +2355,7 @@ relock:
         /* communicate with ocfs2_dio_end_io */
         ocfs2_iocb_set_rw_locked(iocb, rw_level);
 
-        ret = generic_segment_checks(iov, &nr_segs, &ocount,
-                                     VERIFY_READ);
-        if (ret)
-                goto out_dio;
-
-        count = ocount;
+        count = ocount = iov_length(iov, nr_segs);
         ret = generic_write_checks(file, ppos, &count,
                                    S_ISBLK(inode->i_mode));
         if (ret)