Re: [PATCH v8 01/20] kasan, mm: change hooks signatures

From: kbuild test robot
Date: Fri Sep 21 2018 - 00:07:51 EST

Hi Andrey,

Thank you for the patch! Yet something to improve:

[auto build test ERROR on linus/master]
[also build test ERROR on v4.19-rc4 next-20180919]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

config: x86_64-randconfig-x013-201837 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-1) 7.3.0
# save the attached .config to linux build tree
make ARCH=x86_64

All errors (new ones prefixed by >>):

In file included from include/linux/slab.h:129:0,
from include/linux/crypto.h:24,
from arch/x86/kernel/asm-offsets.c:9:
include/linux/kasan.h: In function 'kasan_init_slab_obj':
>> include/linux/kasan.h:111:9: error: 'ptr' undeclared (first use in this function)
return ptr;
include/linux/kasan.h:111:9: note: each undeclared identifier is reported only once for each function it appears in
make[2]: *** [arch/x86/kernel/asm-offsets.s] Error 1
make[2]: Target '__build' not remade because of errors.
make[1]: *** [prepare0] Error 2
make[1]: Target 'prepare' not remade because of errors.
make: *** [sub-make] Error 2

vim +/ptr +111 include/linux/kasan.h

103 static inline void kasan_poison_slab(struct page *page) {}
104 static inline void kasan_unpoison_object_data(struct kmem_cache *cache,
105 void *object) {}
106 static inline void kasan_poison_object_data(struct kmem_cache *cache,
107 void *object) {}
108 static inline void *kasan_init_slab_obj(struct kmem_cache *cache,
109 const void *object)
110 {
> 111 return ptr;
112 }

0-DAY kernel test infrastructure Open Source Technology Center Intel Corporation

Attachment: .config.gz
Description: application/gzip