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media: staging: atomisp: ov8858: constify acpi_device_id

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acpi_device_id are not supposed to change at runtime. All functions
working with acpi_device_id provided by <acpi/acpi_bus.h> work with
const acpi_device_id. So mark the non-const structs as const.

File size before:
   text	   data	    bss	    dec	    hex	filename
  23804	   8448	      0	  32252	   7dfc drivers/staging/media/atomisp/i2c/ov8858.o

File size After adding 'const':
   text	   data	    bss	    dec	    hex	filename
  23868	   8384	      0	  32252	   7dfc drivers/staging/media/atomisp/i2c/ov8858.o

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Acked-by: Alan Cox <alan@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Arvind Yadav 2017-07-06 12:14:36 -04:00 committed by Mauro Carvalho Chehab
parent e2d9211103
commit 09571dfdfe
1 changed files with 1 additions and 1 deletions
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2
drivers/staging/media/atomisp/i2c/ov8858.c
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@ -2189,7 +2189,7 @@ static const struct i2c_device_id ov8858_id[] = {
MODULE_DEVICE_TABLE(i2c, ov8858_id); MODULE_DEVICE_TABLE(i2c, ov8858_id);
static struct acpi_device_id ov8858_acpi_match[] = { static const struct acpi_device_id ov8858_acpi_match[] = {
{"INT3477"}, {"INT3477"},
{}, {},
}; };