linux-kernel - Re: [PATCH] binder: replace kzalloc with kmem

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Message-ID: <201611222213.YdtKcd6v%fengguang.wu@intel.com>
Date:   Tue, 22 Nov 2016 22:48:44 +0800
From:   kbuild test robot <lkp@...el.com>
To:     Ganesh Mahendran <opensource.ganesh@...il.com>
Cc:     kbuild-all@...org, gregkh@...uxfoundation.org, arve@...roid.com,
        riandrews@...roid.com, linux-kernel@...r.kernel.org,
        Ganesh Mahendran <opensource.ganesh@...il.com>
Subject: Re: [PATCH] binder: replace kzalloc with kmem_cache

Hi Ganesh,

[auto build test WARNING on staging/staging-testing]
[also build test WARNING on v4.9-rc6 next-20161117]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

url:    https://github.com/0day-ci/linux/commits/Ganesh-Mahendran/binder-replace-kzalloc-with-kmem_cache/20161122-213614


coccinelle warnings: (new ones prefixed by >>)

>> drivers/android/binder.c:3705:2-20: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/android/binder.c:3708:2-20: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/android/binder.c:3711:2-20: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/android/binder.c:3714:2-20: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/android/binder.c:3717:2-20: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/android/binder.c:3720:2-20: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.
   drivers/android/binder.c:3723:2-20: WARNING: NULL check before freeing functions like kfree, debugfs_remove, debugfs_remove_recursive or usb_free_urb is not needed. Maybe consider reorganizing relevant code to avoid passing NULL values.

Please review and possibly fold the followup patch.

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