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SubjectRe: [PATCH] [net/ipv6] ip6_output: Add ipv6_pinfo null check
Hi Gaurav,

Thank you for the patch! Perhaps something to improve:

[auto build test WARNING on sparc-next/master]
[also build test WARNING on ipvs/master linus/master v5.8-rc7 next-20200724]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]

url: https://github.com/0day-ci/linux/commits/Gaurav-Singh/ip6_output-Add-ipv6_pinfo-null-check/20200727-113949
base: https://git.kernel.org/pub/scm/linux/kernel/git/davem/sparc-next.git master
config: csky-defconfig (attached as .config)
compiler: csky-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
# save the attached .config to linux build tree
COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=csky

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

All warnings (new ones prefixed by >>):

net/ipv6/ip6_output.c: In function 'ip6_autoflowlabel':
>> net/ipv6/ip6_output.c:188:1: warning: control reaches end of non-void function [-Wreturn-type]
188 | }
| ^

vim +188 net/ipv6/ip6_output.c

^1da177e4c3f41 Linus Torvalds 2005-04-16 181
e9191ffb65d8e1 Ben Hutchings 2018-01-22 182 bool ip6_autoflowlabel(struct net *net, const struct ipv6_pinfo *np)
513674b5a2c9c7 Shaohua Li 2017-12-20 183 {
5bdc1ea8a7d229 Gaurav Singh 2020-07-26 184 if (np && np->autoflowlabel_set)
513674b5a2c9c7 Shaohua Li 2017-12-20 185 return np->autoflowlabel;
5bdc1ea8a7d229 Gaurav Singh 2020-07-26 186 else
5bdc1ea8a7d229 Gaurav Singh 2020-07-26 187 ip6_default_np_autolabel(net);
513674b5a2c9c7 Shaohua Li 2017-12-20 @188 }
513674b5a2c9c7 Shaohua Li 2017-12-20 189

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