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Input: wistron_btns - fix a memory leak in wb_module_init error path

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select_keymap() calls copy_keymap() to allocate a memory for keymap.
This patch adds a missing kfree(keymap) in wb_module_init error path.

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
This commit is contained in:
Axel Lin 2010-06-28 01:10:01 -07:00 committed by Dmitry Torokhov
parent 671386bb23
commit 1fcb8bb631
1 changed files with 3 additions and 1 deletions
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4
drivers/input/misc/wistron_btns.c
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@ -1347,7 +1347,7 @@ static int __init wb_module_init(void)
err = map_bios(); err = map_bios();
if (err) if (err)
return err; goto err_free_keymap;
err = platform_driver_register(&wistron_driver); err = platform_driver_register(&wistron_driver);
if (err) if (err)
@ -1371,6 +1371,8 @@ static int __init wb_module_init(void)
platform_driver_unregister(&wistron_driver); platform_driver_unregister(&wistron_driver);
err_unmap_bios: err_unmap_bios:
unmap_bios(); unmap_bios();
err_free_keymap:
kfree(keymap);
return err; return err;
} }