3 files changed, 25 insertions, 2 deletions

diff --git a/drivers/misc/acer-wmi.c b/drivers/misc/acer-wmi.c
index e7a3fe508dff..c6c77a505ec1 100644
--- a/drivers/misc/acer-wmi.c
+++ b/drivers/misc/acer-wmi.c
@@ -192,6 +192,9 @@ static struct quirk_entry *quirks;
 
 static void set_quirks(void)
 {
+        if (!interface)
+                return;
+
         if (quirks->mailled)
                 interface->capability |= ACER_CAP_MAILLED;
 
@@ -803,11 +806,30 @@ static acpi_status get_u32(u32 *value, u32 cap)
 
 static acpi_status set_u32(u32 value, u32 cap)
 {
+        acpi_status status;
+
         if (interface->capability & cap) {
                 switch (interface->type) {
                 case ACER_AMW0:
                         return AMW0_set_u32(value, cap, interface);
                 case ACER_AMW0_V2:
+                        if (cap == ACER_CAP_MAILLED)
+                                return AMW0_set_u32(value, cap, interface);
+
+                        /*
+                         * On some models, some WMID methods don't toggle
+                         * properly. For those cases, we want to run the AMW0
+                         * method afterwards to be certain we've really toggled
+                         * the device state.
+                         */
+                        if (cap == ACER_CAP_WIRELESS ||
+                                cap == ACER_CAP_BLUETOOTH) {
+                                status = WMID_set_u32(value, cap, interface);
+                                if (ACPI_FAILURE(status))
+                                        return status;
+
+                                return AMW0_set_u32(value, cap, interface);
+                        }
                 case ACER_WMID:
                         return WMID_set_u32(value, cap, interface);
                 default:
@@ -1218,6 +1240,8 @@ static int __init acer_wmi_init(void)
                 return -ENODEV;
         }
 
+        set_quirks();
+
         if (platform_driver_register(&acer_platform_driver)) {
                 printk(ACER_ERR "Unable to register platform driver.\n");
                 goto error_platform_register;
diff --git a/drivers/misc/eeepc-laptop.c b/drivers/misc/eeepc-laptop.c
index 9e8d79e7e9f4..facdb9893c84 100644
--- a/drivers/misc/eeepc-laptop.c
+++ b/drivers/misc/eeepc-laptop.c
@@ -553,9 +553,9 @@ static void eeepc_hwmon_exit(void)
         hwmon = eeepc_hwmon_device;
         if (!hwmon)
                 return ;
-        hwmon_device_unregister(hwmon);
         sysfs_remove_group(&hwmon->kobj,
                            &hwmon_attribute_group);
+        hwmon_device_unregister(hwmon);
         eeepc_hwmon_device = NULL;
 }
 
diff --git a/drivers/misc/eeprom_93cx6.c b/drivers/misc/eeprom_93cx6.c
index ea55654e5948..15b1780025c8 100644
--- a/drivers/misc/eeprom_93cx6.c
+++ b/drivers/misc/eeprom_93cx6.c
@@ -26,7 +26,6 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
-#include <linux/version.h>
 #include <linux/delay.h>
 #include <linux/eeprom_93cx6.h>