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author | Németh Márton <nm127@freemail.hu> | 2010-01-10 15:34:24 +0100 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@suse.de> | 2010-03-02 23:54:16 +0100 |
commit | 7d40d7e85a25e01948bcb4dc3eda1355af318337 (patch) | |
tree | c526b807220477c60c601ca85fa5a05a75305f42 /drivers/usb/serial/digi_acceleport.c | |
parent | USB class: make USB device id constant (diff) | |
download | linux-7d40d7e85a25e01948bcb4dc3eda1355af318337.tar.xz linux-7d40d7e85a25e01948bcb4dc3eda1355af318337.zip |
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/digi_acceleport.c')
-rw-r--r-- | drivers/usb/serial/digi_acceleport.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c index 68e80be6b9e1..3b6348414c47 100644 --- a/drivers/usb/serial/digi_acceleport.c +++ b/drivers/usb/serial/digi_acceleport.c @@ -470,18 +470,18 @@ static int digi_read_oob_callback(struct urb *urb); static int debug; -static struct usb_device_id id_table_combined [] = { +static const struct usb_device_id id_table_combined[] = { { USB_DEVICE(DIGI_VENDOR_ID, DIGI_2_ID) }, { USB_DEVICE(DIGI_VENDOR_ID, DIGI_4_ID) }, { } /* Terminating entry */ }; -static struct usb_device_id id_table_2 [] = { +static const struct usb_device_id id_table_2[] = { { USB_DEVICE(DIGI_VENDOR_ID, DIGI_2_ID) }, { } /* Terminating entry */ }; -static struct usb_device_id id_table_4 [] = { +static const struct usb_device_id id_table_4[] = { { USB_DEVICE(DIGI_VENDOR_ID, DIGI_4_ID) }, { } /* Terminating entry */ }; |