scsi: mpt3sas: Mark device strings as nonstring

JIRA: https://issues.redhat.com/browse/RHEL-81909

In preparation for memtostr*() checking that its source is marked as
nonstring, annotate the device strings accordingly.

Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com> # SCSI
Signed-off-by: Kees Cook <kees@kernel.org>
(cherry picked from commit d66ad1e)
Signed-off-by: Chandrakanth Patil <chanpati@redhat.com>

Author: Chandrakanth Patil

drivers/scsi/mpt3sas/mpi/mpi2_cnfg.h

@@ -607,7 +607,7 @@ typedef struct _MPI2_CONFIG_REPLY {
 
 typedef struct _MPI2_CONFIG_PAGE_MAN_0 {
 	MPI2_CONFIG_PAGE_HEADER Header;                     /*0x00 */
-	U8                      ChipName[16];               /*0x04 */
+	U8                      ChipName[16] __nonstring;   /*0x04 */
 	U8                      ChipRevision[8];            /*0x14 */
 	U8                      BoardName[16];              /*0x1C */
 	U8                      BoardAssembly[16];          /*0x2C */

drivers/scsi/mpt3sas/mpt3sas_transport.c

@@ -328,10 +328,10 @@ struct rep_manu_reply {
 	u8 reserved0[2];
 	u8 sas_format;
 	u8 reserved2[3];
-	u8 vendor_id[SAS_EXPANDER_VENDOR_ID_LEN];
-	u8 product_id[SAS_EXPANDER_PRODUCT_ID_LEN];
-	u8 product_rev[SAS_EXPANDER_PRODUCT_REV_LEN];
-	u8 component_vendor_id[SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN];
+	u8 vendor_id[SAS_EXPANDER_VENDOR_ID_LEN] __nonstring;
+	u8 product_id[SAS_EXPANDER_PRODUCT_ID_LEN] __nonstring;
+	u8 product_rev[SAS_EXPANDER_PRODUCT_REV_LEN] __nonstring;
+	u8 component_vendor_id[SAS_EXPANDER_COMPONENT_VENDOR_ID_LEN] __nonstring;
 	u16 component_id;
 	u8 component_revision_id;
 	u8 reserved3;