diff options
| -rw-r--r-- | drivers/scsi/ufs/ufshcd.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 03533f05b6c0..7ae87c9c3496 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -1129,6 +1129,8 @@ static void ufshcd_prepare_req_desc_hdr(struct ufshcd_lrb *lrbp, cpu_to_le32(OCS_INVALID_COMMAND_STATUS); /* dword_3 is reserved, hence it is set to 0 */ req_desc->header.dword_3 = 0; + + req_desc->prd_table_length = 0; } /** @@ -1197,6 +1199,7 @@ static void ufshcd_prepare_utp_query_req_upiu(struct ufs_hba *hba, if (query->request.upiu_req.opcode == UPIU_QUERY_OPCODE_WRITE_DESC) memcpy(descp, query->descriptor, len); + memset(lrbp->ucd_rsp_ptr, 0, sizeof(struct utp_upiu_rsp)); } static inline void ufshcd_prepare_utp_nop_upiu(struct ufshcd_lrb *lrbp) @@ -1209,6 +1212,11 @@ static inline void ufshcd_prepare_utp_nop_upiu(struct ufshcd_lrb *lrbp) ucd_req_ptr->header.dword_0 = UPIU_HEADER_DWORD( UPIU_TRANSACTION_NOP_OUT, 0, 0, lrbp->task_tag); + /* clear rest of the fields of basic header */ + ucd_req_ptr->header.dword_1 = 0; + ucd_req_ptr->header.dword_2 = 0; + + memset(lrbp->ucd_rsp_ptr, 0, sizeof(struct utp_upiu_rsp)); } /** |