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 15148 2640 8 17796 4584 drivers/staging/media/atomisp/i2c/mt9m114.o File size After adding 'const': text data bss dec hex filename 15244 2512 8 17764 4564 drivers/staging/media/atomisp/i2c/mt9m114.o Signed-off-by: Arvind Yadav <arvind.yadav.cs@xxxxxxxxx> --- drivers/staging/media/atomisp/i2c/mt9m114.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/staging/media/atomisp/i2c/mt9m114.c b/drivers/staging/media/atomisp/i2c/mt9m114.c index ced175c..68980ab 100644 --- a/drivers/staging/media/atomisp/i2c/mt9m114.c +++ b/drivers/staging/media/atomisp/i2c/mt9m114.c @@ -1928,7 +1928,7 @@ static int mt9m114_probe(struct i2c_client *client, MODULE_DEVICE_TABLE(i2c, mt9m114_id); -static struct acpi_device_id mt9m114_acpi_match[] = { +static const struct acpi_device_id mt9m114_acpi_match[] = { { "INT33F0" }, { "CRMT1040" }, {}, -- 2.7.4 _______________________________________________ devel mailing list devel@xxxxxxxxxxxxxxxxxxxxxx http://driverdev.linuxdriverproject.org/mailman/listinfo/driverdev-devel