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misc: eeprom: at24: Tell the compiler that ACPI functions may not be used 

... as is the case when !CONFIG_ACPI.

Fixes the following W=1 kernel build warning:

 drivers/misc/eeprom/at24.c:228:36: warning: ‘at24_acpi_ids’ defined but not used [-Wunused-const-variable=]

Signed-off-by: Lee Jones <lee.jones@linaro.org>
Acked-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
Link: https://lore.kernel.org/r/20200701093616.GX1179328@dell
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Lee Jones 2020-07-01 10:36:16 +01:00 committed by Greg Kroah-Hartman
parent 7ca78630a1
commit 8965930c0b
1 changed files with 1 additions and 1 deletions
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drivers/misc/eeprom/at24.c
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@ -225,7 +225,7 @@ static const struct of_device_id at24_of_match[] = {
};
MODULE_DEVICE_TABLE(of, at24_of_match);
static const struct acpi_device_id at24_acpi_ids[] = {
static const struct acpi_device_id __maybe_unused at24_acpi_ids[] = {
{ "INT3499", (kernel_ulong_t)&at24_data_INT3499 },
{ "TPF0001", (kernel_ulong_t)&at24_data_24c1024 },
{ /* END OF LIST */ }