diff options
Diffstat (limited to 'drivers/scsi')
| -rw-r--r-- | drivers/scsi/scsi_lib.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c index b920c5dabf60..b2e332af0f51 100644 --- a/drivers/scsi/scsi_lib.c +++ b/drivers/scsi/scsi_lib.c @@ -3064,6 +3064,7 @@ int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len) * - EUI-64 based 12-byte * - NAA IEEE Registered * - NAA IEEE Extended + * - T10 Vendor ID * as longer descriptors reduce the likelyhood * of identification clashes. */ @@ -3082,6 +3083,21 @@ int scsi_vpd_lun_id(struct scsi_device *sdev, char *id, size_t id_len) goto next_desig; switch (d[1] & 0xf) { + case 0x1: + /* T10 Vendor ID */ + if (cur_id_size > d[3]) + break; + /* Prefer anything */ + if (cur_id_type > 0x01 && cur_id_type != 0xff) + break; + cur_id_size = d[3]; + if (cur_id_size + 4 > id_len) + cur_id_size = id_len - 4; + cur_id_str = d + 4; + cur_id_type = d[1] & 0xf; + id_size = snprintf(id, id_len, "t10.%*pE", + cur_id_size, cur_id_str); + break; case 0x2: /* EUI-64 */ if (cur_id_size > d[3]) |