diff options
| author | David Disseldorp <ddiss@suse.de> | 2015-07-23 22:33:21 +0200 |
|---|---|---|
| committer | Nicholas Bellinger <nab@linux-iscsi.org> | 2015-07-31 00:22:23 -0700 |
| commit | ab81a5e0660a058c2cc728fc114fa3082be78952 (patch) | |
| tree | 3dcb29770448db7e1a68024cb5f72816c4d18eb3 /drivers/target/target_core_sbc.c | |
| parent | 915270c3cacfc80cb3fe7fdd8130439039a85bbb (diff) | |
target: check DPO/FUA usage for COMPARE AND WRITE
COMPARE AND WRITE requests should fail if DPO or FUA is set, but the
device is not advertising support.
Signed-off-by: David Disseldorp <ddiss@suse.de>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>
Diffstat (limited to 'drivers/target/target_core_sbc.c')
| -rw-r--r-- | drivers/target/target_core_sbc.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index 4fc8343786f2..0b4b2a67d9f9 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -992,6 +992,9 @@ sbc_parse_cdb(struct se_cmd *cmd, struct sbc_ops *ops) " than 1\n", sectors); return TCM_INVALID_CDB_FIELD; } + if (sbc_check_dpofua(dev, cmd, cdb)) + return TCM_INVALID_CDB_FIELD; + /* * Double size because we have two buffers, note that * zero is not an error.. |