The branch main has been updated by mav:

URL: 
https://cgit.FreeBSD.org/src/commit/?id=a9bd22814f680ce87259d56155204f9294e684ce

commit a9bd22814f680ce87259d56155204f9294e684ce
Author:     Alexander Motin <[email protected]>
AuthorDate: 2021-02-26 00:45:59 +0000
Commit:     Alexander Motin <[email protected]>
CommitDate: 2021-02-26 00:48:03 +0000

    Remove pointless lun->be_lun checks.
    
    There is no such thing as LUN without backend, at least for years.
    
    MFC after:      1 week
---
 sys/cam/ctl/ctl.c           | 13 +++++--------
 sys/cam/ctl/ctl_tpc.c       |  6 +++---
 sys/cam/ctl/ctl_tpc_local.c |  6 +++---
 3 files changed, 11 insertions(+), 14 deletions(-)

diff --git a/sys/cam/ctl/ctl.c b/sys/cam/ctl/ctl.c
index 9a9ae70c2173..18a82ca72d76 100644
--- a/sys/cam/ctl/ctl.c
+++ b/sys/cam/ctl/ctl.c
@@ -11022,16 +11022,15 @@ ctl_check_for_blockage(struct ctl_lun *lun, union 
ctl_io *pending_io,
                return (CTL_ACTION_BLOCK);
        case CTL_SER_EXTENT:
                return (ctl_extent_check(ooa_io, pending_io,
-                   (lun->be_lun && lun->be_lun->serseq == CTL_LUN_SERSEQ_ON)));
+                   (lun->be_lun->serseq == CTL_LUN_SERSEQ_ON)));
        case CTL_SER_EXTENTOPT:
                if ((lun->MODE_CTRL.queue_flags & SCP_QUEUE_ALG_MASK) !=
                    SCP_QUEUE_ALG_UNRESTRICTED)
                        return (ctl_extent_check(ooa_io, pending_io,
-                           (lun->be_lun &&
-                            lun->be_lun->serseq == CTL_LUN_SERSEQ_ON)));
+                           (lun->be_lun->serseq == CTL_LUN_SERSEQ_ON)));
                return (CTL_ACTION_PASS);
        case CTL_SER_EXTENTSEQ:
-               if (lun->be_lun && lun->be_lun->serseq != CTL_LUN_SERSEQ_OFF)
+               if (lun->be_lun->serseq != CTL_LUN_SERSEQ_OFF)
                        return (ctl_extent_check_seq(ooa_io, pending_io));
                return (CTL_ACTION_PASS);
        case CTL_SER_PASS:
@@ -11273,8 +11272,7 @@ ctl_scsiio_lun_check(struct ctl_lun *lun,
        }
 
        if (entry->pattern & CTL_LUN_PAT_WRITE) {
-               if (lun->be_lun &&
-                   lun->be_lun->flags & CTL_LUN_FLAG_READONLY) {
+               if (lun->be_lun->flags & CTL_LUN_FLAG_READONLY) {
                        ctl_set_hw_write_protected(ctsio);
                        retval = 1;
                        goto bailout;
@@ -13303,8 +13301,7 @@ ctl_serseq_done(union ctl_io *io)
 {
        struct ctl_lun *lun = CTL_LUN(io);
 
-       if (lun->be_lun == NULL ||
-           lun->be_lun->serseq == CTL_LUN_SERSEQ_OFF)
+       if (lun->be_lun->serseq == CTL_LUN_SERSEQ_OFF)
                return;
        mtx_lock(&lun->lun_lock);
        io->io_hdr.flags |= CTL_FLAG_SERSEQ_DONE;
diff --git a/sys/cam/ctl/ctl_tpc.c b/sys/cam/ctl/ctl_tpc.c
index 5e6cb09760a7..de9e97b87a3e 100644
--- a/sys/cam/ctl/ctl_tpc.c
+++ b/sys/cam/ctl/ctl_tpc.c
@@ -759,12 +759,12 @@ tpc_resolve(struct tpc_list *list, uint16_t idx, uint32_t 
*ss,
 {
 
        if (idx == 0xffff) {
-               if (ss && list->lun->be_lun)
+               if (ss)
                        *ss = list->lun->be_lun->blocksize;
-               if (pb && list->lun->be_lun)
+               if (pb)
                        *pb = list->lun->be_lun->blocksize <<
                            list->lun->be_lun->pblockexp;
-               if (pbo && list->lun->be_lun)
+               if (pbo)
                        *pbo = list->lun->be_lun->blocksize *
                            list->lun->be_lun->pblockoff;
                return (list->lun->lun);
diff --git a/sys/cam/ctl/ctl_tpc_local.c b/sys/cam/ctl/ctl_tpc_local.c
index 9b2c85ac8173..ba6deada86a3 100644
--- a/sys/cam/ctl/ctl_tpc_local.c
+++ b/sys/cam/ctl/ctl_tpc_local.c
@@ -294,12 +294,12 @@ tpcl_resolve(struct ctl_softc *softc, int init_port,
                    lun->lun_devid->len, &cscdid->codeset,
                    cscdid->length + 4) == 0) {
                        lunid = lun->lun;
-                       if (ss && lun->be_lun)
+                       if (ss)
                                *ss = lun->be_lun->blocksize;
-                       if (ps && lun->be_lun)
+                       if (ps)
                                *ps = lun->be_lun->blocksize <<
                                    lun->be_lun->pblockexp;
-                       if (pso && lun->be_lun)
+                       if (pso)
                                *pso = lun->be_lun->blocksize *
                                    lun->be_lun->pblockoff;
                        break;
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