staging: comedi: Use offset_in_page macro
authorAmitoj Kaur Chawla <amitoj1606@gmail.com>
Mon, 3 Jul 2017 23:13:34 +0000 (19:13 -0400)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sun, 16 Jul 2017 06:41:01 +0000 (08:41 +0200)
commitf47d8b11eeaf32fa124cf006ef9f4ef6d63c9d50
tree185a61f570516520d9757db56a6881334756a6a6
parent2fcd74b7c2a60bcbcdb84fce92fed2f83b247a61
staging: comedi: Use offset_in_page macro

Use offset_in_page macro instead of (var & ~PAGE_MASK)

The Coccinelle semantic patch used to make this change is as follows:
// <smpl>
@@
unsigned long p;
@@
- p & ~PAGE_MASK
+ offset_in_page(p)
// </smpl>

Signed-off-by: Amitoj Kaur Chawla <amitoj1606@gmail.com>
Signed-off-by: Ian Abbott <abbotti@mev.co.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
drivers/staging/comedi/comedi_buf.c