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Date: Fri, 6 Jul 2018 20:53:09 -0700
From: Randy Dunlap <rdunlap@...radead.org>
To: Platform Driver <platform-driver-x86@...r.kernel.org>,
Darren Hart <dvhart@...radead.org>,
Andy Shevchenko <andy@...radead.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
Azael Avalos <coproscefalo@...il.com>
Subject: [PATCH] platform/x86/toshiba_acpi.c: fix defined but not used build
warnings
From: Randy Dunlap <rdunlap@...radead.org>
Fix a build warning in toshiba_acpi.c when CONFIG_PROC_FS is not enabled
by marking the unused function as __maybe_unused.
../drivers/platform/x86/toshiba_acpi.c:1685:12: warning: 'version_proc_show' defined but not used [-Wunused-function]
Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
Cc: Azael Avalos <coproscefalo@...il.com>
Cc: platform-driver-x86@...r.kernel.org
Cc: Darren Hart <dvhart@...radead.org>
Cc: Andy Shevchenko <andy@...radead.org>
---
drivers/platform/x86/toshiba_acpi.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
--- linux-next-20180706.orig/drivers/platform/x86/toshiba_acpi.c
+++ linux-next-20180706/drivers/platform/x86/toshiba_acpi.c
@@ -34,6 +34,7 @@
#define TOSHIBA_ACPI_VERSION "0.24"
#define PROC_INTERFACE_VERSION 1
+#include <linux/compiler.h>
#include <linux/kernel.h>
#include <linux/module.h>
#include <linux/moduleparam.h>
@@ -1682,7 +1683,7 @@ static const struct file_operations keys
.write = keys_proc_write,
};
-static int version_proc_show(struct seq_file *m, void *v)
+static int __maybe_unused version_proc_show(struct seq_file *m, void *v)
{
seq_printf(m, "driver: %s\n", TOSHIBA_ACPI_VERSION);
seq_printf(m, "proc_interface: %d\n", PROC_INTERFACE_VERSION);
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