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| author | James Smart <james.smart@avagotech.com> | 2015-05-21 13:55:26 -0400 |
|---|---|---|
| committer | James Bottomley <JBottomley@Odin.com> | 2015-06-05 22:39:07 -0700 |
| commit | cc82355a6e6cb606125b849db7f9e9a10408d407 (patch) | |
| tree | ab779d539c26b49ae7851542ec29adafdd31701d /drivers/scsi/lpfc/lpfc_vport.c | |
| parent | ed243d37be56be3dff4bf51a6f870d36843ed12f (diff) | |
| download | linux-cc82355a6e6cb606125b849db7f9e9a10408d407.tar.gz | |
lpfc: Fix crash in vport_delete.
We inadvertantly took the path to recreate the vport while in a driver teardown path Signed-off-by: Dick Kennedy <dick.kennedy@avagotech.com> Signed-off-by: James Smart <james.smart@avagotech.com> Reviewed-by: Hannes Reinecke <hare@suse.de> Signed-off-by: James Bottomley <JBottomley@Odin.com>
Diffstat (limited to 'drivers/scsi/lpfc/lpfc_vport.c')
| -rw-r--r-- | drivers/scsi/lpfc/lpfc_vport.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/drivers/scsi/lpfc/lpfc_vport.c b/drivers/scsi/lpfc/lpfc_vport.c index a87ee33f4f2a..769012663a8f 100644 --- a/drivers/scsi/lpfc/lpfc_vport.c +++ b/drivers/scsi/lpfc/lpfc_vport.c @@ -567,8 +567,8 @@ int lpfc_vport_delete(struct fc_vport *fc_vport) { struct lpfc_nodelist *ndlp = NULL; - struct Scsi_Host *shost = (struct Scsi_Host *) fc_vport->shost; struct lpfc_vport *vport = *(struct lpfc_vport **)fc_vport->dd_data; + struct Scsi_Host *shost = lpfc_shost_from_vport(vport); struct lpfc_hba *phba = vport->phba; long timeout; bool ns_ndlp_referenced = false; @@ -645,8 +645,8 @@ lpfc_vport_delete(struct fc_vport *fc_vport) } /* Remove FC host and then SCSI host with the vport */ - fc_remove_host(lpfc_shost_from_vport(vport)); - scsi_remove_host(lpfc_shost_from_vport(vport)); + fc_remove_host(shost); + scsi_remove_host(shost); ndlp = lpfc_findnode_did(phba->pport, Fabric_DID); @@ -772,7 +772,8 @@ skip_logo: * Completion of unreg_vpi (lpfc_mbx_cmpl_unreg_vpi) * does the scsi_host_put() to release the vport. */ - if (lpfc_mbx_unreg_vpi(vport)) + if (!(vport->vpi_state & LPFC_VPI_REGISTERED) || + lpfc_mbx_unreg_vpi(vport)) scsi_host_put(shost); } else scsi_host_put(shost); |