linux-kernel - [PATCH 1/2] eeepc-laptop: fix rfkill memory leak on unload

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Date:	Wed, 19 Aug 2009 10:38:57 +0100
From:	Alan Jenkins <alan-jenkins@...fmail.co.uk>
To:	Corentin Chary <corentin.chary@...il.com>
CC:	linux acpi <linux-acpi@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: [PATCH 1/2] eeepc-laptop: fix rfkill memory leak on unload

rfkill_unregister() should always be followed by rfkill_destroy()

Signed-off-by: Alan Jenkins <alan-jenkins@...fmail.co.uk>
---
 drivers/platform/x86/eeepc-laptop.c |    9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 1c94860..36d613b 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -981,6 +981,7 @@ 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;
 	}
 	/*
@@ -991,10 +992,14 @@ 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);
+	}
+	if (ehotk->wwan3g_rfkill) {
 		rfkill_unregister(ehotk->wwan3g_rfkill);
+		rfkill_destroy(ehotk->wwan3g_rfkill);
+	}
 }
 


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