Re: [PATCH] net, bpf: use kvzalloc helper

From: kbuild test robot
Date: Thu Jan 26 2017 - 09:38:12 EST

Hi Michal,

[auto build test ERROR on next-20170125]
[cannot apply to linus/master linux/master nf-next/master v4.9-rc8 v4.9-rc7 v4.9-rc6 v4.10-rc5]
[if your patch is applied to the wrong git tree, please drop us a note to help improve the system]

config: x86_64-randconfig-x017-201704 (attached as .config)
compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901
# save the attached .config to linux build tree
make ARCH=x86_64

All error/warnings (new ones prefixed by >>):

net/netfilter/x_tables.c: In function 'xt_alloc_table_info':
>> net/netfilter/x_tables.c:1012:9: error: implicit declaration of function 'kvzalloc' [-Werror=implicit-function-declaration]
info = kvzalloc(sz, GFP_KERNEL);
>> net/netfilter/x_tables.c:1012:7: warning: assignment makes pointer from integer without a cast [-Wint-conversion]
info = kvzalloc(sz, GFP_KERNEL);
cc1: some warnings being treated as errors

vim +/kvzalloc +1012 net/netfilter/x_tables.c

1007 /*
1008 * FIXME: we would really like to not trigger the OOM killer and rather
1009 * fail instead. This is not supported right now. Please nag MM people
1010 * if these OOM start bothering people.
1011 */
> 1012 info = kvzalloc(sz, GFP_KERNEL);
1013 info->size = size;
1014 return info;
1015 }

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

Attachment: .config.gz
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