tree:   git://git.linux-nfs.org/projects/trondmy/linux-nfs.git testing
head:   6d534b64a1fd426e1a7bef2c7393c6bc22da2b34
commit: 58aac7f4f4a1410f776014ec1ed00d92264536df [4/7] NFSv4: Clean up pNFS return-on-close error handling
config: i386-defconfig (attached as .config)
compiler: gcc-7 (Debian 7.4.0-11) 7.4.0
reproduce:
        git checkout 58aac7f4f4a1410f776014ec1ed00d92264536df
        # save the attached .config to linux build tree
        make ARCH=i386 

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

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

   In file included from fs/nfs/nfs4trace.c:10:0:
   fs/nfs/pnfs.h: In function 'pnfs_roc_done':
>> fs/nfs/pnfs.h:714:2: error: 'returrn' undeclared (first use in this function)
     returrn 0;
     ^~~~~~~
   fs/nfs/pnfs.h:714:2: note: each undeclared identifier is reported only once for each function it appears in
>> fs/nfs/pnfs.h:714:10: error: expected ';' before numeric constant
     returrn 0;
             ^
>> fs/nfs/pnfs.h:715:1: warning: no return statement in function returning non-void [-Wreturn-type]
    }
    ^

vim +/returrn +714 fs/nfs/pnfs.h

   707	
   708	static inline int
   709	pnfs_roc_done(struct rpc_task *task, struct inode *inode,
   710			struct nfs4_layoutreturn_args **argpp,
   711			struct nfs4_layoutreturn_res **respp,
   712			int *ret)
   713	{
 > 714		returrn 0;
 > 715	}
   716	

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