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USB gadget: make Open Firmware device id constant

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The match_table field of the struct of_device_id is constant in <linux/of_platform.h>
so it is worth to make ace_of_match 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 15:35:14 +01:00 committed by Greg Kroah-Hartman
parent c4386ad07c
commit 07824d3d69
1 changed files with 1 additions and 1 deletions
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2
drivers/usb/gadget/fsl_qe_udc.c
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@ -2749,7 +2749,7 @@ static int __devexit qe_udc_remove(struct of_device *ofdev)
}
/*-------------------------------------------------------------------------*/
static struct of_device_id __devinitdata qe_udc_match[] = {
static const struct of_device_id qe_udc_match[] __devinitconst = {
{
.compatible = "fsl,mpc8323-qe-usb",
.data = (void *)PORT_QE,