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SubjectRe: [PATCH v2] appletalk: Fix use-after-free in atalk_proc_exit
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On 2019/2/28 20:38, kbuild test robot wrote:
> Hi YueHaibing,
>
> Thank you for the patch! Perhaps something to improve:
>
> [auto build test WARNING on net-next/master]
> [also build test WARNING on v5.0-rc8 next-20190228]
> [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/Yue-Haibing/appletalk-Fix-use-after-free-in-atalk_proc_exit/20190228-195802
> config: i386-randconfig-x003-201908 (attached as .config)
> compiler: gcc-8 (Debian 8.2.0-20) 8.2.0
> reproduce:
> # save the attached .config to linux build tree
> make ARCH=i386
>
> All warnings (new ones prefixed by >>):
>
>>> WARNING: net/appletalk/appletalk.o(.init.text+0x104): Section mismatch in reference from the function init_module() to the function .exit.text:atalk_proc_exit()
> The function __init init_module() references
> a function __exit atalk_proc_exit().
> This is often seen when error handling in the init function
> uses functionality in the exit path.
> The fix is often to remove the __exit annotation of
> atalk_proc_exit() so it may be used outside an exit section.

Thanks, will fix it.

>
> ---
> 0-DAY kernel test infrastructure Open Source Technology Center
> https://lists.01.org/pipermail/kbuild-all Intel Corporation
>

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