target: Use scsi helpers to build the sense data correctly

Instead of open coding the sense buffer construction, use
scsi scsi_build_sense_buffer() and scsi_set_sense_information()
helpers which moved to scsi_common.

Signed-off-by: Sagi Grimberg <sagig@mellanox.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: Nicholas Bellinger <nab@linux-iscsi.org>

diff --git a/drivers/target/target_core_spc.c b/drivers/target/target_core_spc.c
index b074443..c43dcbf 100644 (file)
--- a/drivers/target/target_core_spc.c
+++ b/drivers/target/target_core_spc.c
@@ -1157,32 +1157,11 @@ static sense_reason_t spc_emulate_request_sense(struct se_cmd *cmd)
        if (!rbuf)
                return TCM_LOGICAL_UNIT_COMMUNICATION_FAILURE;
 
-       if (!core_scsi3_ua_clear_for_request_sense(cmd, &ua_asc, &ua_ascq)) {
-               /*
-                * CURRENT ERROR, UNIT ATTENTION
-                */
-               buf[0] = 0x70;
-               buf[SPC_SENSE_KEY_OFFSET] = UNIT_ATTENTION;
-
-               /*
-                * The Additional Sense Code (ASC) from the UNIT ATTENTION
-                */
-               buf[SPC_ASC_KEY_OFFSET] = ua_asc;
-               buf[SPC_ASCQ_KEY_OFFSET] = ua_ascq;
-               buf[7] = 0x0A;
-       } else {
-               /*
-                * CURRENT ERROR, NO SENSE
-                */
-               buf[0] = 0x70;
-               buf[SPC_SENSE_KEY_OFFSET] = NO_SENSE;
-
-               /*
-                * NO ADDITIONAL SENSE INFORMATION
-                */
-               buf[SPC_ASC_KEY_OFFSET] = 0x00;
-               buf[7] = 0x0A;
-       }
+       if (!core_scsi3_ua_clear_for_request_sense(cmd, &ua_asc, &ua_ascq))
+               scsi_build_sense_buffer(0, buf, UNIT_ATTENTION,
+                                       ua_asc, ua_ascq);
+       else
+               scsi_build_sense_buffer(0, buf, NO_SENSE, 0x0, 0x0);
 
        memcpy(rbuf, buf, min_t(u32, sizeof(buf), cmd->data_length));
        transport_kunmap_data_sg(cmd);

diff --cc drivers/target/target_core_transport.c
Simple merge