From: Axel Lin <axel.lin@gmail.com>
Date: Tue, 20 Jul 2010 22:19:34 +0000 (-0700)
Subject: fujitsu-laptop: remove unnecessary input_free_device calls
X-Git-Tag: Ubuntu-goldfish-3.4.0-4.27~6568^2~51
X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=8e4e2efdfab5448b0a01be8883d62fc90cce2a7e;p=mirror_ubuntu-zesty-kernel.git

fujitsu-laptop: remove unnecessary input_free_device calls

input_free_device() should only be used if input_register_device() was not
called yet or if it failed.  This patch removes unnecessary
input_free_device calls.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Acked-by: Jonathan Woithe <jwoithe@physics.adelaide.edu.au>
Acked-by: Dmitry Torokhov <dtor@mail.ru>
Cc: Matthew Garrett <mjg@redhat.com>a
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Matthew Garrett <mjg@redhat.com>
---

diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index e325aeb37d2e..4346d2652239 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -725,6 +725,7 @@ static int acpi_fujitsu_add(struct acpi_device *device)
 
 err_unregister_input_dev:
 	input_unregister_device(input);
+	input = NULL;
 err_free_input_dev:
 	input_free_device(input);
 err_stop:
@@ -738,8 +739,6 @@ static int acpi_fujitsu_remove(struct acpi_device *device, int type)
 
 	input_unregister_device(input);
 
-	input_free_device(input);
-
 	fujitsu->acpi_handle = NULL;
 
 	return 0;
@@ -930,6 +929,7 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
 
 err_unregister_input_dev:
 	input_unregister_device(input);
+	input = NULL;
 err_free_input_dev:
 	input_free_device(input);
 err_free_fifo:
@@ -953,8 +953,6 @@ static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type)
 
 	input_unregister_device(input);
 
-	input_free_device(input);
-
 	kfifo_free(&fujitsu_hotkey->fifo);
 
 	fujitsu_hotkey->acpi_handle = NULL;