ocfs2: Use generic_file_llseek

We should use generic_file_llseek() and not default_llseek() so that
s_maxbytes gets properly checked when seeking.

Signed-off-by: Jan Kara <jack@suse.cz>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index caefd57..6ebc9f9 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -2233,6 +2233,7 @@
 };
 
 const struct file_operations ocfs2_fops = {
+	.llseek		= generic_file_llseek,
 	.read		= do_sync_read,
 	.write		= do_sync_write,
 	.mmap		= ocfs2_mmap,
@@ -2251,6 +2252,7 @@
 };
 
 const struct file_operations ocfs2_dops = {
+	.llseek		= generic_file_llseek,
 	.read		= generic_read_dir,
 	.readdir	= ocfs2_readdir,
 	.fsync		= ocfs2_sync_file,