[rppt:memblock/iterators-cleanup/v3 12/17] arch/powerpc/mm/kasan/kasan_init_32.c:150:3: error: 'ret' undeclared; did you mean

[rppt:memblock/iterators-cleanup/v3 12/17] arch/powerpc/mm/kasan/kasan_init_32.c:150:3: error: 'ret' undeclared; did you mean

[kernel test robot]

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tree:   https://git.kernel.org/pub/scm/linux/kernel/git/rppt/linux.git memblock/iterators-cleanup/v3
head:   f0d593460d044672ca2ea065efc283e30dd23ef1
commit: 01b2e0673f21479222dd0f387b5b73ec037d8096 [12/17] arch, drivers: replace for_each_membock() with for_each_mem_range()
config: powerpc64-randconfig-r026-20200810 (attached as .config)
compiler: powerpc-linux-gcc (GCC) 9.3.0
reproduce (this is a W=1 build):
        wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross
        chmod +x ~/bin/make.cross
        git checkout 01b2e0673f21479222dd0f387b5b73ec037d8096
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=powerpc64 

If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>

All errors (new ones prefixed by >>):

   arch/powerpc/mm/kasan/kasan_init_32.c: In function 'kasan_init':
>> arch/powerpc/mm/kasan/kasan_init_32.c:150:3: error: 'ret' undeclared (first use in this function); did you mean 'net'?
     150 |   ret = kasan_init_region(__va(base), top - base);
         |   ^~~
         |   net
   arch/powerpc/mm/kasan/kasan_init_32.c:150:3: note: each undeclared identifier is reported only once for each function it appears in

vim +150 arch/powerpc/mm/kasan/kasan_init_32.c

41ea93cf7ba4e0 Christophe Leroy 2020-07-02  138  
41ea93cf7ba4e0 Christophe Leroy 2020-07-02  139  void __init kasan_init(void)
41ea93cf7ba4e0 Christophe Leroy 2020-07-02  140  {
01b2e0673f2147 Mike Rapoport    2020-07-26  141  	phys_addr_t base, end;
01b2e0673f2147 Mike Rapoport    2020-07-26  142  	u64 i;
2edb16efc899f9 Christophe Leroy 2019-04-26  143  
01b2e0673f2147 Mike Rapoport    2020-07-26  144  	for_each_mem_range(i, &base, &end) {
01b2e0673f2147 Mike Rapoport    2020-07-26  145  		phys_addr_t top = min(end, total_lowmem);
2edb16efc899f9 Christophe Leroy 2019-04-26  146  
2edb16efc899f9 Christophe Leroy 2019-04-26  147  		if (base >= top)
2edb16efc899f9 Christophe Leroy 2019-04-26  148  			continue;
2edb16efc899f9 Christophe Leroy 2019-04-26  149  
2edb16efc899f9 Christophe Leroy 2019-04-26 @150  		ret = kasan_init_region(__va(base), top - base);
2edb16efc899f9 Christophe Leroy 2019-04-26  151  		if (ret)
2edb16efc899f9 Christophe Leroy 2019-04-26  152  			panic("kasan: kasan_init_region() failed");
2edb16efc899f9 Christophe Leroy 2019-04-26  153  	}
ec97d022f621c6 Christophe Leroy 2020-05-19  154  
2edb16efc899f9 Christophe Leroy 2019-04-26  155  	kasan_remap_early_shadow_ro();
2edb16efc899f9 Christophe Leroy 2019-04-26  156  
2edb16efc899f9 Christophe Leroy 2019-04-26  157  	clear_page(kasan_early_shadow_page);
2edb16efc899f9 Christophe Leroy 2019-04-26  158  
2edb16efc899f9 Christophe Leroy 2019-04-26  159  	/* At this point kasan is fully initialized. Enable error messages */
2edb16efc899f9 Christophe Leroy 2019-04-26  160  	init_task.kasan_depth = 0;
2edb16efc899f9 Christophe Leroy 2019-04-26  161  	pr_info("KASAN init done\n");
2edb16efc899f9 Christophe Leroy 2019-04-26  162  }
2edb16efc899f9 Christophe Leroy 2019-04-26  163  

:::::: The code at line 150 was first introduced by commit
:::::: 2edb16efc899f9c232e2d880930b855e4cf55df4 powerpc/32: Add KASAN support

:::::: TO: Christophe Leroy <christophe.leroy@c-s.fr>
:::::: CC: Michael Ellerman <mpe@ellerman.id.au>

---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all(a)lists.01.org

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