drivers/scsi/lpfc/lpfc_nvme.c:879:19: warning: variable 'phba' set but not used

From: kernel test robot
Date: Wed Nov 04 2020 - 01:48:49 EST


tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master
head: 4ef8451b332662d004df269d4cdeb7d9f31419b5
commit: e96a22b0b7c252295180c12128af380282e3b8c5 lpfc: Refactor Send LS Abort support
date: 6 months ago
config: x86_64-customedconfig-lck8195-cfld1 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-15) 9.3.0
reproduce (this is a W=1 build):
# https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=e96a22b0b7c252295180c12128af380282e3b8c5
git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
git fetch --no-tags linus master
git checkout e96a22b0b7c252295180c12128af380282e3b8c5
# save the attached .config to linux build tree
make W=1 ARCH=x86_64

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

All warnings (new ones prefixed by >>):

drivers/scsi/lpfc/lpfc_nvme.c: In function 'lpfc_nvme_ls_abort':
>> drivers/scsi/lpfc/lpfc_nvme.c:879:19: warning: variable 'phba' set but not used [-Wunused-but-set-variable]
879 | struct lpfc_hba *phba;
| ^~~~

vim +/phba +879 drivers/scsi/lpfc/lpfc_nvme.c

862
863 /**
864 * lpfc_nvme_ls_abort - Abort a prior NVME LS request
865 * @lpfc_nvme_lport: Transport localport that LS is to be issued from.
866 * @lpfc_nvme_rport: Transport remoteport that LS is to be sent to.
867 * @pnvme_lsreq - the transport nvme_ls_req structure for the LS
868 *
869 * Driver registers this routine to abort a NVME LS request that is
870 * in progress (from the transports perspective).
871 **/
872 static void
873 lpfc_nvme_ls_abort(struct nvme_fc_local_port *pnvme_lport,
874 struct nvme_fc_remote_port *pnvme_rport,
875 struct nvmefc_ls_req *pnvme_lsreq)
876 {
877 struct lpfc_nvme_lport *lport;
878 struct lpfc_vport *vport;
> 879 struct lpfc_hba *phba;
880 struct lpfc_nodelist *ndlp;
881 int ret;
882
883 lport = (struct lpfc_nvme_lport *)pnvme_lport->private;
884 if (unlikely(!lport))
885 return;
886 vport = lport->vport;
887 phba = vport->phba;
888
889 if (vport->load_flag & FC_UNLOADING)
890 return;
891
892 ndlp = lpfc_findnode_did(vport, pnvme_rport->port_id);
893
894 ret = __lpfc_nvme_ls_abort(vport, ndlp, pnvme_lsreq);
895 if (!ret)
896 atomic_inc(&lport->xmt_ls_abort);
897 }
898

---
0-DAY CI Kernel Test Service, Intel Corporation
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Attachment: .config.gz
Description: application/gzip