eeepc-laptop: fix rfkill memory leak on unload

rfkill_unregister() should always be followed by rfkill_destroy()

Signed-off-by: Alan Jenkins <alan-jenkins@tuffmail.co.uk>
Signed-off-by: Corentin Chary <corentincj@iksaif.net>
Signed-off-by: Len Brown <len.brown@intel.com>

1 files changed, 13 insertions, 3 deletions

diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 819c685fe9cf..6f9a4489e199 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -985,6 +985,7 @@ static void eeepc_rfkill_exit(void)
         eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P7");
         if (ehotk->wlan_rfkill) {
                 rfkill_unregister(ehotk->wlan_rfkill);
+                rfkill_destroy(ehotk->wlan_rfkill);
                 ehotk->wlan_rfkill = NULL;
         }
         /*
@@ -995,12 +996,21 @@ static void eeepc_rfkill_exit(void)
         if (ehotk->hotplug_slot)
                 pci_hp_deregister(ehotk->hotplug_slot);
 
-        if (ehotk->bluetooth_rfkill)
+        if (ehotk->bluetooth_rfkill) {
                 rfkill_unregister(ehotk->bluetooth_rfkill);
-        if (ehotk->wwan3g_rfkill)
+                rfkill_destroy(ehotk->bluetooth_rfkill);
+                ehotk->bluetooth_rfkill = NULL;
+        }
+        if (ehotk->wwan3g_rfkill) {
                 rfkill_unregister(ehotk->wwan3g_rfkill);
-        if (ehotk->wimax_rfkill)
+                rfkill_destroy(ehotk->wwan3g_rfkill);
+                ehotk->wwan3g_rfkill = NULL;
+        }
+        if (ehotk->wimax_rfkill) {
                 rfkill_unregister(ehotk->wimax_rfkill);
+                rfkill_destroy(ehotk->wimax_rfkill);
+                ehotk->wimax_rfkill = NULL;
+        }
 }
 
 static void eeepc_input_exit(void)