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>
diff --git a/fs/udf/inode.c b/fs/udf/inode.c
index 5b184c7..28984ba 100644
--- a/fs/udf/inode.c
+++ b/fs/udf/inode.c
@@ -223,12 +223,13 @@
struct file *file = iocb->ki_filp;
struct address_space *mapping = file->f_mapping;
struct inode *inode = mapping->host;
+ size_t count = iov_iter_count(iter);
ssize_t ret;
ret = blockdev_direct_IO(rw, iocb, inode, iter->iov, offset, iter->nr_segs,
udf_get_block);
if (unlikely(ret < 0 && (rw & WRITE)))
- udf_write_failed(mapping, offset + iov_length(iter->iov, iter->nr_segs));
+ udf_write_failed(mapping, offset + count);
return ret;
}