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 20729 3264 0 23993 5db9 drivers/staging/media/atomisp/i2c/ov5693/ov5693.o File size After adding 'const': text data bss dec hex filename 20793 3200 0 23993 5db9 drivers/staging/media/atomisp/i2c/ov5693/ov5693.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx> --- drivers/staging/media/atomisp/i2c/ov5693/ov5693.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/media/atomisp/i2c/ov5693/ov5693.c b/drivers/staging/media/atomisp/i2c/ov5693/ov5693.c index 5e9dafe..2c79678 100644 --- a/drivers/staging/media/atomisp/i2c/ov5693/ov5693.c +++ b/drivers/staging/media/atomisp/i2c/ov5693/ov5693.c @@ -2032,7 +2032,7 @@ static int ov5693_probe(struct i2c_client *client, MODULE_DEVICE_TABLE(i2c, ov5693_id); -static struct acpi_device_id ov5693_acpi_match[] = { +static const struct acpi_device_id ov5693_acpi_match[] = { {"INT33BE"}, {}, }; -- 2.7.4 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel