lk/linux-kernel-test
1
0
Fork 0
Code Issues Pull Requests Releases Wiki Activity

USB serial: make USB device id constant

Browse Source 
The id_table field of the struct usb_device_id is constant in <linux/usb.h>
so it is worth to make the initialization data also constant.

The semantic match that finds this kind of pattern is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@r@
disable decl_init,const_decl_init;
identifier I1, I2, x;
@@
	struct I1 {
	  ...
	  const struct I2 *x;
	  ...
	};
@s@
identifier r.I1, y;
identifier r.x, E;
@@
	struct I1 y = {
	  .x = E,
	};
@c@
identifier r.I2;
identifier s.E;
@@
	const struct I2 E[] = ... ;
@depends on !c@
identifier r.I2;
identifier s.E;
@@
+	const
	struct I2 E[] = ...;
// </smpl>

Signed-off-by: Németh Márton <nm127@freemail.hu>
Cc: Julia Lawall <julia@diku.dk>
Cc: cocci@diku.dk
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Németh Márton
2010-01-10 15:34:24 +01:00
committed by Greg Kroah-Hartman
parent 6ef4852b13
commit 7d40d7e85a
39 changed files with 60 additions and 60 deletions
Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/usb/serial/ir-usb.c
View File

@@ -100,7 +100,7 @@ static u8 ir_baud;
static u8 ir_xbof;
static u8 ir_add_bof;
static struct usb_device_id ir_id_table[] = {
static const struct usb_device_id ir_id_table[] = {
{ USB_DEVICE(0x050f, 0x0180) }, /* KC Technology, KC-180 */
{ USB_DEVICE(0x08e9, 0x0100) }, /* XTNDAccess */
{ USB_DEVICE(0x09c4, 0x0011) }, /* ACTiSys ACT-IR2000U */