diff options
| author |   Randy Dunlap <rdunlap@infradead.org> | 2018-07-07 08:25:01 -0700 |
|---|---|---|
| committer |   Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2018-07-09 11:32:44 +0200 |
| commit | 2c4c2a71bd6f75c3982ac09407889b110673ac83 (patch) | |
| tree | 44979ec4e5ecc836c60cd00728e0436374400a8e /drivers/acpi | |
| parent | ACPI / button: increment wakeup count only when notified (diff) | |
| download | linux-dev-2c4c2a71bd6f75c3982ac09407889b110673ac83.tar.xz linux-dev-2c4c2a71bd6f75c3982ac09407889b110673ac83.zip | |
ACPI / button: fix defined but not used warning
Fix a build warning in the ACPI button driver when CONFIG_PROC_FS
is not enabled by marking the unused function as __maybe_unused.
../drivers/acpi/button.c:252:12: warning: 'acpi_button_state_seq_show' defined but not used [-Wunused-function]
Signed-off-by: Randy Dunlap <rdunlap@infradead.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/button.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c index 40ed3ec9fc94..a19ff3977ac4 100644 --- a/drivers/acpi/button.c +++ b/drivers/acpi/button.c @@ -21,6 +21,7 @@ #define pr_fmt(fmt) "ACPI: button: " fmt +#include <linux/compiler.h> #include <linux/kernel.h> #include <linux/module.h> #include <linux/init.h> @@ -249,7 +250,8 @@ static int acpi_lid_notify_state(struct acpi_device *device, int state) return ret; } -static int acpi_button_state_seq_show(struct seq_file *seq, void *offset) +static int __maybe_unused acpi_button_state_seq_show(struct seq_file *seq, + void *offset) { struct acpi_device *device = seq->private; int state; |