From: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Date: Thu, 29 Dec 2022 17:00:03 +0000 (+0100)
Subject: ata: libata-scsi: improve ata_scsiop_maint_in()
X-Git-Tag: v6.6.17~5492^2~10
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=002c487119f2c740bad0a3acbd356d4a57d237c3;p=platform%2Fkernel%2Flinux-rpi.git

ata: libata-scsi: improve ata_scsiop_maint_in()

Allow translation of REPORT_SUPPORTED_OPERATION_CODES commands using
the command format 0x3, that is, checking support for commands that are
identified using an opcode and a service action.

Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
---

diff --git a/drivers/ata/libata-scsi.c b/drivers/ata/libata-scsi.c
index e1c43f9..46109bd 100644
--- a/drivers/ata/libata-scsi.c
+++ b/drivers/ata/libata-scsi.c
@@ -3266,11 +3266,12 @@ static unsigned int ata_scsiop_maint_in(struct ata_scsi_args *args, u8 *rbuf)
 	u8 supported = 0;
 	unsigned int err = 0;
 
-	if (cdb[2] != 1) {
+	if (cdb[2] != 1 && cdb[2] != 3) {
 		ata_dev_warn(dev, "invalid command format %d\n", cdb[2]);
 		err = 2;
 		goto out;
 	}
+
 	switch (cdb[3]) {
 	case INQUIRY:
 	case MODE_SENSE: