diff options
| author | Németh Márton <nm127@freemail.hu> | 2010-01-10 15:34:36 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-02 23:54:17 +0100 |
| commit | 9052127f631c8d71d5149da08d48014283faff2f (patch) | |
| tree | d3470617c8c7dfbc371523df45a63b54a1f8f94c /drivers/usb/image | |
| parent | USB serial: make USB device id constant (diff) | |
| download | linux-9052127f631c8d71d5149da08d48014283faff2f.tar.xz linux-9052127f631c8d71d5149da08d48014283faff2f.zip | |
USB image: make USB device id constant
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>
Diffstat (limited to 'drivers/usb/image')
| -rw-r--r-- | drivers/usb/image/mdc800.c | 2 | ||||
| -rw-r--r-- | drivers/usb/image/microtek.c | 4 |
2 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/image/mdc800.c b/drivers/usb/image/mdc800.c index eca355dccf65..e192e8f7c560 100644 --- a/drivers/usb/image/mdc800.c +++ b/drivers/usb/image/mdc800.c @@ -967,7 +967,7 @@ static const struct file_operations mdc800_device_ops = -static struct usb_device_id mdc800_table [] = { +static const struct usb_device_id mdc800_table[] = { { USB_DEVICE(MDC800_VENDOR_ID, MDC800_PRODUCT_ID) }, { } /* Terminating entry */ }; diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c index 459a7287fe01..3a6bcd5fee09 100644 --- a/drivers/usb/image/microtek.c +++ b/drivers/usb/image/microtek.c @@ -155,7 +155,7 @@ static int mts_usb_probe(struct usb_interface *intf, const struct usb_device_id *id); static void mts_usb_disconnect(struct usb_interface *intf); -static struct usb_device_id mts_usb_ids []; +static const struct usb_device_id mts_usb_ids[]; static struct usb_driver mts_usb_driver = { .name = "microtekX6", @@ -656,7 +656,7 @@ static struct scsi_host_template mts_scsi_host_template = { /* The entries of microtek_table must correspond, line-by-line to the entries of mts_supported_products[]. */ -static struct usb_device_id mts_usb_ids [] = +static const struct usb_device_id mts_usb_ids[] = { { USB_DEVICE(0x4ce, 0x0300) }, { USB_DEVICE(0x5da, 0x0094) }, |