Re: [PATCH v2 2/3] extable: verify address is read-only
From: kbuild test robot
Date: Sat Feb 18 2017 - 01:35:08 EST
Hi Eddie,
[auto build test ERROR on linus/master]
[also build test ERROR on v4.10-rc8 next-20170217]
[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/Eddie-Kovsky/provide-check-for-ro_after_init-memory-sections/20170218-141040
config: i386-tinyconfig (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
reproduce:
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
kernel/extable.c: In function 'kernel_ro_address':
>> kernel/extable.c:168:6: error: implicit declaration of function 'is_module_ro_address' [-Werror=implicit-function-declaration]
if (is_module_ro_address(addr))
^~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
vim +/is_module_ro_address +168 kernel/extable.c
162
163 /* Verify that address is const or ro_after_init. */
164 int kernel_ro_address(unsigned long addr)
165 {
166 if (core_kernel_ro_data(addr))
167 return 1;
> 168 if (is_module_ro_address(addr))
169 return 1;
170
171 return 0;
---
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