[ti:ti-rt-linux-5.10.y 6649/6833] include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'

From: kernel test robot
Date: Tue Aug 17 2021 - 09:02:56 EST

Hi WingMan,

FYI, the error/warning still remains.

tree: git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git ti-rt-linux-5.10.y
head: ac3657d2050406e974383b1490184f42a06b73cc
commit: e355bf097bb11257afeadf6665e51f224eeb93a7 [6649/6833] net: packet: Pass on redundant net info in packet_recvmsg
config: mips-randconfig-r025-20210817 (attached as .config)
compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 2c6448cdc2f68f8c28fd0bd9404182b81306e6e6)
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
# install mips cross compiling tool for clang build
# apt-get install binutils-mips-linux-gnu
git remote add ti git://git.ti.com/ti-linux-kernel/ti-linux-kernel.git
git fetch --no-tags ti ti-rt-linux-5.10.y
git checkout e355bf097bb11257afeadf6665e51f224eeb93a7
# save the attached .config to linux build tree
mkdir build_dir
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross O=build_dir ARCH=mips SHELL=/bin/bash drivers/

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

All errors (new ones prefixed by >>):

In file included from drivers/w1/w1.c:25:
In file included from drivers/w1/w1_netlink.h:10:
In file included from include/linux/connector.h:17:
>> include/net/sock.h:2523:29: error: use of undeclared identifier 'SCM_REDUNDANT'
put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
1 error generated.

vim +/SCM_REDUNDANT +2523 include/net/sock.h

2515 DECLARE_STATIC_KEY_FALSE(tcp_rx_skb_cache_key);
2516 static inline void sock_recv_redundant_info(struct msghdr *msg, struct sock *sk,
2517 struct sk_buff *skb)
2518 {
2519 struct skb_redundant_info *sred;
2521 sred = skb_redinfo(skb);
2522 if (sred->lsdu_size)
> 2523 put_cmsg(msg, SOL_SOCKET, SCM_REDUNDANT, sizeof(*sred), sred);
2524 }

0-DAY CI Kernel Test Service, Intel Corporation

Attachment: .config.gz
Description: application/gzip