cdrom: remove ifdef CONFIG_SYSCTL

This patch removes #ifdef for CONFIG_SYSCTL by defining empty
cdrom_sysctl_register and cdrom_sysctl_unregister when CONFIG_SYSCTL
is not defined.

Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 12f5bae..82c7d21 100644 (file)
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -360,9 +360,8 @@ static int cdrom_mrw_exit(struct cdrom_device_info *cdi);
 
 static int cdrom_get_disc_info(struct cdrom_device_info *cdi, disc_information *di);
 
-#ifdef CONFIG_SYSCTL
 static void cdrom_sysctl_register(void);
-#endif /* CONFIG_SYSCTL */ 
+
 static struct cdrom_device_info *topCdromPtr;
 
 static int cdrom_dummy_generic_packet(struct cdrom_device_info *cdi,
@@ -398,9 +397,7 @@ int register_cdrom(struct cdrom_device_info *cdi)
        if (!banner_printed) {
                printk(KERN_INFO "Uniform CD-ROM driver " REVISION "\n");
                banner_printed = 1;
-#ifdef CONFIG_SYSCTL
                cdrom_sysctl_register();
-#endif /* CONFIG_SYSCTL */ 
        }
 
        ENSURE(drive_status, CDC_DRIVE_STATUS );
@@ -3571,22 +3568,29 @@ static void cdrom_sysctl_unregister(void)
                unregister_sysctl_table(cdrom_sysctl_header);
 }
 
+#else /* CONFIG_SYSCTL */
+
+static void cdrom_sysctl_register(void)
+{
+}
+
+static void cdrom_sysctl_unregister(void)
+{
+}
+
 #endif /* CONFIG_SYSCTL */
 
 static int __init cdrom_init(void)
 {
-#ifdef CONFIG_SYSCTL
        cdrom_sysctl_register();
-#endif
+
        return 0;
 }
 
 static void __exit cdrom_exit(void)
 {
        printk(KERN_INFO "Uniform CD-ROM driver unloaded\n");
-#ifdef CONFIG_SYSCTL
        cdrom_sysctl_unregister();
-#endif
 }
 
 module_init(cdrom_init);