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@xxxxxxx> --- drivers/target/target_core_sbc.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/target/target_core_sbc.c b/drivers/target/target_core_sbc.c index e318ddb..751b935 100644 --- a/drivers/target/target_core_sbc.c +++ b/drivers/target/target_core_sbc.c @@ -960,6 +960,9 @@ 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.. -- 2.1.4 -- To unsubscribe from this list: send the line "unsubscribe target-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html