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authorJames Smart <james.smart@avagotech.com>2015-12-17 02:12:00 +0300
committerMartin K. Petersen <martin.petersen@oracle.com>2015-12-22 06:02:45 +0300
commiteb8d68c9930f7f9c8f3f4a6059b051b32077a735 (patch)
treec7d302a2462ebcdbb3918c093ce2ee79d8eac31a /drivers/scsi/lpfc
parent81e7517723fc17396ba91f59312b3177266ddbda (diff)
downloadlinux-eb8d68c9930f7f9c8f3f4a6059b051b32077a735.tar.xz
lpfc: Fix RDP ACC being too long.
Fix RDP ACC being too long. Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com> Signed-off-by: James Smart <james.smart@avagotech.com> Reviewed-by: Hannes Reinicke <hare@suse.de> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Diffstat (limited to 'drivers/scsi/lpfc')
-rw-r--r--drivers/scsi/lpfc/lpfc_els.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c
index f7a29676dc75..817cdfcd51a8 100644
--- a/drivers/scsi/lpfc/lpfc_els.c
+++ b/drivers/scsi/lpfc/lpfc_els.c
@@ -4824,6 +4824,7 @@ lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context,
struct lpfc_nodelist *ndlp = rdp_context->ndlp;
struct lpfc_vport *vport = ndlp->vport;
struct lpfc_iocbq *elsiocb;
+ struct ulp_bde64 *bpl;
IOCB_t *icmd;
uint8_t *pcmd;
struct ls_rjt *stat;
@@ -4833,6 +4834,8 @@ lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context,
if (status != SUCCESS)
goto error;
+
+ /* This will change once we know the true size of the RDP payload */
cmdsize = sizeof(struct fc_rdp_res_frame);
elsiocb = lpfc_prep_els_iocb(vport, 0, cmdsize,
@@ -4874,6 +4877,13 @@ lpfc_els_rdp_cmpl(struct lpfc_hba *phba, struct lpfc_rdp_context *rdp_context,
rdp_res->length = cpu_to_be32(fec_size + RDP_DESC_PAYLOAD_SIZE);
elsiocb->iocb_cmpl = lpfc_cmpl_els_rsp;
+ /* Now that we know the true size of the payload, update the BPL */
+ bpl = (struct ulp_bde64 *)
+ (((struct lpfc_dmabuf *)(elsiocb->context3))->virt);
+ bpl->tus.f.bdeSize = (fec_size + RDP_DESC_PAYLOAD_SIZE + 8);
+ bpl->tus.f.bdeFlags = 0;
+ bpl->tus.w = le32_to_cpu(bpl->tus.w);
+
phba->fc_stat.elsXmitACC++;
rc = lpfc_sli_issue_iocb(phba, LPFC_ELS_RING, elsiocb, 0);
if (rc == IOCB_ERROR)