switch simple generic_file_aio_read() users to ->read_iter()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/reiserfs/file.c b/fs/reiserfs/file.c
index ed58d84..7592d68 100644
--- a/fs/reiserfs/file.c
+++ b/fs/reiserfs/file.c
@@ -235,7 +235,7 @@
 }
 
 const struct file_operations reiserfs_file_operations = {
-	.read = do_sync_read,
+	.read = new_sync_read,
 	.write = do_sync_write,
 	.unlocked_ioctl = reiserfs_ioctl,
 #ifdef CONFIG_COMPAT
@@ -245,7 +245,7 @@
 	.open = reiserfs_file_open,
 	.release = reiserfs_file_release,
 	.fsync = reiserfs_sync_file,
-	.aio_read = generic_file_aio_read,
+	.read_iter = generic_file_read_iter,
 	.aio_write = generic_file_aio_write,
 	.splice_read = generic_file_splice_read,
 	.splice_write = generic_file_splice_write,