[cifs:for-next 3/4] fs/smbfs_client/ioctl.c:324:17: warning: variable 'caps' set but not used

[kernel test robot <lkp@intel.com>]

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Hi Steve,

First bad commit (maybe != root cause):

tree:   git://git.samba.org/sfrench/cifs-2.6.git for-next
head:   c1abf13059571edd59d42d676ffe593fb987c019
commit: b4a8c8f8fa8b7b86bb62257fbb27e7bde58ac97e [3/4] cifs: rename fs/cifs directory to fs/smbfs_client
config: ia64-defconfig (attached as .config)
compiler: ia64-linux-gcc (GCC) 11.2.0
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
        git remote add cifs git://git.samba.org/sfrench/cifs-2.6.git
        git fetch --no-tags cifs for-next
        git checkout b4a8c8f8fa8b7b86bb62257fbb27e7bde58ac97e
        # save the attached .config to linux build tree
        COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross ARCH=ia64 

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 >>):

   fs/smbfs_client/ioctl.c: In function 'cifs_ioctl':
>> fs/smbfs_client/ioctl.c:324:17: warning: variable 'caps' set but not used [-Wunused-but-set-variable]
     324 |         __u64   caps;
         |                 ^~~~


vim +/caps +324 fs/smbfs_client/ioctl.c

7ba3d1cdb7988ccf fs/cifs/ioctl.c Steve French    2021-05-02  312  
f9ddcca4cf7d9523 fs/cifs/ioctl.c Steve French    2008-05-15  313  long cifs_ioctl(struct file *filep, unsigned int command, unsigned long arg)
^1da177e4c3f4152 fs/cifs/ioctl.c Linus Torvalds  2005-04-16  314  {
496ad9aa8ef44805 fs/cifs/ioctl.c Al Viro         2013-01-23  315  	struct inode *inode = file_inode(filep);
7e7db86c7e1088e7 fs/cifs/ioctl.c Steve French    2019-09-19  316  	struct smb3_key_debug_info pkey_inf;
^1da177e4c3f4152 fs/cifs/ioctl.c Linus Torvalds  2005-04-16  317  	int rc = -ENOTTY; /* strange error - but the precedent */
6d5786a34d98bffb fs/cifs/ioctl.c Pavel Shilovsky 2012-06-20  318  	unsigned int xid;
ba00ba64cf0895e4 fs/cifs/ioctl.c Jeff Layton     2010-09-20  319  	struct cifsFileInfo *pSMBFile = filep->private_data;
96daf2b09178d8eb fs/cifs/ioctl.c Steve French    2011-05-27  320  	struct cifs_tcon *tcon;
a77592a70081edb5 fs/cifs/ioctl.c Ronnie Sahlberg 2020-07-09  321  	struct tcon_link *tlink;
d26c2ddd33569667 fs/cifs/ioctl.c Steve French    2020-02-06  322  	struct cifs_sb_info *cifs_sb;
f654bac2227adc5c fs/cifs/ioctl.c Steve French    2005-04-28  323  	__u64	ExtAttrBits = 0;
618763958b2291a0 fs/cifs/ioctl.c Jeff Layton     2010-11-08 @324  	__u64   caps;

:::::: The code at line 324 was first introduced by commit
:::::: 618763958b2291a09057dbfa553da6ded93dcfad cifs: make cifs_ioctl handle NULL filp->private_data correctly

:::::: TO: Jeff Layton <jlayton@redhat.com>
:::::: CC: Steve French <sfrench@us.ibm.com>

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

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