linux-kernel - [PATCH 04/14] platform/x86: dell-wmi-aio: remove sparse_keymap

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20170309121150.10553-5-kernel@kempniu.pl>
Date:   Thu,  9 Mar 2017 13:11:40 +0100
From:   Michał Kępień <kernel@...pniu.pl>
To:     Darren Hart <dvhart@...radead.org>,
        Andy Shevchenko <andy@...radead.org>
Cc:     platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: [PATCH 04/14] platform/x86: dell-wmi-aio: remove sparse_keymap_free() calls

As sparse_keymap_setup() now uses a managed memory allocation for the
keymap copy it creates, the latter is freed automatically.  Remove all
calls to sparse_keymap_free().

Signed-off-by: Michał Kępień <kernel@...pniu.pl>
---
 drivers/platform/x86/dell-wmi-aio.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/drivers/platform/x86/dell-wmi-aio.c b/drivers/platform/x86/dell-wmi-aio.c
index dbc97a33bbc8..50c2078715d6 100644
--- a/drivers/platform/x86/dell-wmi-aio.c
+++ b/drivers/platform/x86/dell-wmi-aio.c
@@ -152,12 +152,10 @@ static int __init dell_wmi_aio_input_setup(void)
 	err = input_register_device(dell_wmi_aio_input_dev);
 	if (err) {
 		pr_info("Unable to register input device\n");
-		goto err_free_keymap;
+		goto err_free_dev;
 	}
 	return 0;
 
-err_free_keymap:
-	sparse_keymap_free(dell_wmi_aio_input_dev);
 err_free_dev:
 	input_free_device(dell_wmi_aio_input_dev);
 	return err;
@@ -192,7 +190,6 @@ static int __init dell_wmi_aio_init(void)
 	err = wmi_install_notify_handler(guid, dell_wmi_aio_notify, NULL);
 	if (err) {
 		pr_err("Unable to register notify handler - %d\n", err);
-		sparse_keymap_free(dell_wmi_aio_input_dev);
 		input_unregister_device(dell_wmi_aio_input_dev);
 		return err;
 	}
@@ -206,7 +203,6 @@ static void __exit dell_wmi_aio_exit(void)
 
 	guid = dell_wmi_aio_find();
 	wmi_remove_notify_handler(guid);
-	sparse_keymap_free(dell_wmi_aio_input_dev);
 	input_unregister_device(dell_wmi_aio_input_dev);
 }
 
-- 
2.12.0