Author: mav
Date: Mon Sep 22 10:46:06 2014
New Revision: 271954
URL: http://svnweb.freebsd.org/changeset/base/271954
Log:
Deny ANCHOR flag set without UNMAP flag set in WRITE SAME commands.
Modified:
head/sys/cam/ctl/ctl.c
Modified: head/sys/cam/ctl/ctl.c
==============================================================================
--- head/sys/cam/ctl/ctl.c Mon Sep 22 10:21:42 2014 (r271953)
+++ head/sys/cam/ctl/ctl.c Mon Sep 22 10:46:06 2014 (r271954)
@@ -5987,8 +5987,9 @@ ctl_write_same(struct ctl_scsiio *ctsio)
break; /* NOTREACHED */
}
- /* NDOB flag can be used only together with UNMAP */
- if ((byte2 & (SWS_NDOB | SWS_UNMAP)) == SWS_NDOB) {
+ /* NDOB and ANCHOR flags can be used only together with UNMAP */
+ if ((byte2 & SWS_UNMAP) == 0 &&
+ (byte2 & (SWS_NDOB | 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);
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