3.18-stable review patch. If anyone has any objections, please let me know.
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[ Upstream commit fe35a40e675473eb65f2f5462b82770f324b5689 ]
Assign fc_vport to ln->fc_vport before calling csio_fcoe_alloc_vnp() to avoid a NULL pointer dereference in csio_vport_set_state().
ln->fc_vport is dereferenced in csio_vport_set_state().
Signed-off-by: Varun Prakash varun@chelsio.com Signed-off-by: Martin K. Petersen martin.petersen@oracle.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/scsi/csiostor/csio_attr.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/scsi/csiostor/csio_attr.c b/drivers/scsi/csiostor/csio_attr.c index 065a87ace623b..22b800b5ac7ff 100644 --- a/drivers/scsi/csiostor/csio_attr.c +++ b/drivers/scsi/csiostor/csio_attr.c @@ -582,12 +582,12 @@ csio_vport_create(struct fc_vport *fc_vport, bool disable) }
fc_vport_set_state(fc_vport, FC_VPORT_INITIALIZING); + ln->fc_vport = fc_vport;
if (csio_fcoe_alloc_vnp(hw, ln)) goto error;
*(struct csio_lnode **)fc_vport->dd_data = ln; - ln->fc_vport = fc_vport; if (!fc_vport->node_name) fc_vport->node_name = wwn_to_u64(csio_ln_wwnn(ln)); if (!fc_vport->port_name)