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Subject: [PATCH] wistron_btns: fix a memory leak in wb_module_init error path
From: Axel Lin <axel.lin@gmail.com>
To: linux-kernel <linux-kernel@vger.kernel.org>
Cc: Miloslav Trmac <mitr@volny.cz>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	Rakib Mullick <rakib.mullick@gmail.com>, TJ <ubuntu@tjworld.net>,
	Julia Lawall <julia@diku.dk>, Samu Onkalo <samu.p.onkalo@nokia.com>,
	linux-input@vger.kernel.org
Date: Mon, 28 Jun 2010 14:30:20 +0800
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diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c
index 4dac8b7..55ce70e 100644
--- a/drivers/input/misc/wistron_btns.c
+++ b/drivers/input/misc/wistron_btns.c
@@ -1371,6 +1371,7 @@ static int __init wb_module_init(void)
 	platform_driver_unregister(&wistron_driver);
  err_unmap_bios:
 	unmap_bios();
+	kfree(keymap);
 
 	return err;
 }