xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects 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

10
drivers/usb/serial/io_tables.h
View File

@@ -14,7 +14,7 @@
#ifndef IO_TABLES_H
#define IO_TABLES_H
static struct usb_device_id edgeport_2port_id_table [] = {
static const struct usb_device_id edgeport_2port_id_table[] = {
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_2) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_2I) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_421) },
@@ -23,7 +23,7 @@ static struct usb_device_id edgeport_2port_id_table [] = {
{ }
};
static struct usb_device_id edgeport_4port_id_table [] = {
static const struct usb_device_id edgeport_4port_id_table[] = {
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_4) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_RAPIDPORT_4) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_4T) },
@@ -37,7 +37,7 @@ static struct usb_device_id edgeport_4port_id_table [] = {
{ }
};
static struct usb_device_id edgeport_8port_id_table [] = {
static const struct usb_device_id edgeport_8port_id_table[] = {
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_8) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_16_DUAL_CPU) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_8I) },
@@ -47,7 +47,7 @@ static struct usb_device_id edgeport_8port_id_table [] = {
{ }
};
static struct usb_device_id Epic_port_id_table [] = {
static const struct usb_device_id Epic_port_id_table[] = {
{ USB_DEVICE(USB_VENDOR_ID_NCR, NCR_DEVICE_ID_EPIC_0202) },
{ USB_DEVICE(USB_VENDOR_ID_NCR, NCR_DEVICE_ID_EPIC_0203) },
{ USB_DEVICE(USB_VENDOR_ID_NCR, NCR_DEVICE_ID_EPIC_0310) },
@@ -60,7 +60,7 @@ static struct usb_device_id Epic_port_id_table [] = {
};
/* Devices that this driver supports */
static struct usb_device_id id_table_combined [] = {
static const struct usb_device_id id_table_combined[] = {
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_4) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_RAPIDPORT_4) },
{ USB_DEVICE(USB_VENDOR_ID_ION, ION_DEVICE_ID_EDGEPORT_4T) },