diff options
| author | Németh Márton <nm127@freemail.hu> | 2010-01-10 15:34:24 +0100 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-02 14:54:16 -0800 |
| commit | 7d40d7e85a25e01948bcb4dc3eda1355af318337 (patch) | |
| tree | c526b807220477c60c601ca85fa5a05a75305f42 /drivers/usb/serial/siemens_mpi.c | |
| parent | 6ef4852b1326301f6e9657e99b2c3221be1a3a44 (diff) | |
USB serial: 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/serial/siemens_mpi.c')
| -rw-r--r-- | drivers/usb/serial/siemens_mpi.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/usb/serial/siemens_mpi.c b/drivers/usb/serial/siemens_mpi.c index 951ea0c6ba7..cb8195cabfd 100644 --- a/drivers/usb/serial/siemens_mpi.c +++ b/drivers/usb/serial/siemens_mpi.c @@ -22,7 +22,7 @@ #define DRIVER_DESC "Driver for Siemens USB/MPI adapter" -static struct usb_device_id id_table[] = { +static const struct usb_device_id id_table[] = { /* Vendor and product id for 6ES7-972-0CB20-0XA0 */ { USB_DEVICE(0x908, 0x0004) }, { }, |