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* [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device calls
@ 2010-07-02  7:20 Axel Lin
  2010-07-02  7:35 ` [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device Jonathan Woithe
  0 siblings, 1 reply; 3+ messages in thread
From: Axel Lin @ 2010-07-02  7:20 UTC (permalink / raw)
  To: linux-kernel
  Cc: Jonathan Woithe, Matthew Garrett, Len Brown, Andrew Morton,
	Stefani Seibold, Andi Kleen, platform-driver-x86

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>
---
 drivers/platform/x86/fujitsu-laptop.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index e325aeb..4346d26 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;
-- 
1.5.4.3




^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2010-07-04  8:37 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2010-07-02  7:20 [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device calls Axel Lin
2010-07-02  7:35 ` [PATCH v2] fujitsu-laptop: remove unnecessary input_free_device Jonathan Woithe
2010-07-04  8:37   ` Dmitry Torokhov

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