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-rw-r--r--sys/cam/ctl/ctl.c5
-rw-r--r--sys/cam/ctl/ctl_backend_block.c7
2 files changed, 8 insertions, 4 deletions
diff --git a/sys/cam/ctl/ctl.c b/sys/cam/ctl/ctl.c
index 55ee89d..ca09500 100644
--- a/sys/cam/ctl/ctl.c
+++ b/sys/cam/ctl/ctl.c
@@ -5810,9 +5810,8 @@ ctl_write_same(struct ctl_scsiio *ctsio)
break; /* NOTREACHED */
}
- /* NDOB and ANCHOR flags can be used only together with UNMAP */
- if ((byte2 & SWS_UNMAP) == 0 &&
- (byte2 & (SWS_NDOB | SWS_ANCHOR)) != 0) {
+ /* ANCHOR flag can be used only together with UNMAP */
+ if ((byte2 & SWS_UNMAP) == 0 && (byte2 & SWS_ANCHOR) != 0) {
ctl_set_invalid_field(ctsio, /*sks_valid*/ 1,
/*command*/ 1, /*field*/ 1, /*bit_valid*/ 1, /*bit*/ 0);
ctl_done((union ctl_io *)ctsio);
diff --git a/sys/cam/ctl/ctl_backend_block.c b/sys/cam/ctl/ctl_backend_block.c
index be50412..29009a9 100644
--- a/sys/cam/ctl/ctl_backend_block.c
+++ b/sys/cam/ctl/ctl_backend_block.c
@@ -1360,7 +1360,12 @@ ctl_be_block_cw_dispatch_ws(struct ctl_be_block_lun *be_lun,
buf = beio->sg_segs[i].addr;
end = buf + seglen;
for (; buf < end; buf += cbe_lun->blocksize) {
- memcpy(buf, io->scsiio.kern_data_ptr, cbe_lun->blocksize);
+ if (lbalen->flags & SWS_NDOB) {
+ memset(buf, 0, cbe_lun->blocksize);
+ } else {
+ memcpy(buf, io->scsiio.kern_data_ptr,
+ cbe_lun->blocksize);
+ }
if (lbalen->flags & SWS_LBDATA)
scsi_ulto4b(lbalen->lba + lba, buf);
lba++;
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