[PATCH] hptiop: avoid buffer overflow when returning sense data

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avoid buffer overflow when returning sense data.

Signed-off-by: HighPoint Linux Team <[email protected]>
---

diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c
index 8b384fa..d32a4a9 100644
--- a/drivers/scsi/hptiop.c
+++ b/drivers/scsi/hptiop.c
@@ -375,8 +375,9 @@ static void hptiop_host_request_callback
 		scp->result = SAM_STAT_CHECK_CONDITION;
 		memset(&scp->sense_buffer,
 				0, sizeof(scp->sense_buffer));
-		memcpy(&scp->sense_buffer,
-			&req->sg_list, le32_to_cpu(req->dataxfer_length));
+		memcpy(&scp->sense_buffer, &req->sg_list,
+				min(sizeof(scp->sense_buffer),
+					le32_to_cpu(req->dataxfer_length)));
 		break;
 
 	default:

-
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