scsi: ufs: Fix illegal offset in UPIU event trace

Fix incorrect index for UTMRD reference in ufshcd_add_tm_upiu_trace().

Link: https://lore.kernel.org/r/[email protected]
Fixes: 4b42d55 ("scsi: ufs: core: Fix wrong Task Tag used in task management request UPIUs")
Cc: [email protected]
Reviewed-by: Stanley Chu <[email protected]>
Reviewed-by: Bart Van Assche <[email protected]>
Signed-off-by: Jonathan Hsu <[email protected]>
Signed-off-by: Martin K. Petersen <[email protected]>

Author: Jonathan Hsu

drivers/scsi/ufs/ufshcd.c

@@ -318,8 +318,7 @@ static void ufshcd_add_query_upiu_trace(struct ufs_hba *hba,
 static void ufshcd_add_tm_upiu_trace(struct ufs_hba *hba, unsigned int tag,
 				     enum ufs_trace_str_t str_t)
 {
-	int off = (int)tag - hba->nutrs;
-	struct utp_task_req_desc *descp = &hba->utmrdl_base_addr[off];
+	struct utp_task_req_desc *descp = &hba->utmrdl_base_addr[tag];
 
 	if (!trace_ufshcd_upiu_enabled())
 		return;