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

avoid buffer overflow when returning sense data.

Signed-off-by: HighPoint Linux Team <linux@highpoint-tech.com>
---

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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