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authorAl Viro <viro@zeniv.linux.org.uk>2014-03-05 07:38:00 +0400
committerAl Viro <viro@zeniv.linux.org.uk>2014-05-07 01:32:45 +0400
commita6cbcd4a4a85e2fdb0b3344b88df2e8b3d526b9e (patch)
treec0f054759a0b9c26881109968ad018fe759af458 /mm/filemap.c
parent16b1f05d7f5ab4ce570963aca5f3b2b5d21822fa (diff)
downloadlinux-a6cbcd4a4a85e2fdb0b3344b88df2e8b3d526b9e.tar.xz
get rid of pointless iov_length() in ->direct_IO()
all callers have iov_length(iter->iov, iter->nr_segs) == iov_iter_count(iter) Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'mm/filemap.c')
-rw-r--r--mm/filemap.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/filemap.c b/mm/filemap.c
index 139641274f1e..70c048ea36e0 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -1698,7 +1698,7 @@ generic_file_aio_read(struct kiocb *iocb, const struct iovec *iov,
goto out; /* skip atime */
size = i_size_read(inode);
retval = filemap_write_and_wait_range(mapping, pos,
- pos + iov_length(iov, nr_segs) - 1);
+ pos + count - 1);
if (!retval)
retval = mapping->a_ops->direct_IO(READ, iocb, &i, pos);