[SCSI] qla2xxx: Remove redundant call to pci_unmap_sg().

In a corner-case failure where the request-q does not
contain enough entries for a given request, pci_unmap_sg()
would be called twice.  Remove direct call and let the
failure-path logic handle the unmapping.

Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 1 insertions, 5 deletions

diff --git a/drivers/scsi/qla2xxx/qla_iocb.c b/drivers/scsi/qla2xxx/qla_iocb.c
index ebdc3c54d155..37f82e2cd7fb 100644
--- a/drivers/scsi/qla2xxx/qla_iocb.c
+++ b/drivers/scsi/qla2xxx/qla_iocb.c
@@ -810,12 +810,8 @@ qla24xx_start_scsi(srb_t *sp)
                         ha->req_q_cnt = ha->request_q_length -
                                 (ha->req_ring_index - cnt);
         }
-        if (ha->req_q_cnt < (req_cnt + 2)) {
-                if  (cmd->use_sg)
-                        pci_unmap_sg(ha->pdev, sg, cmd->use_sg,
-                                        cmd->sc_data_direction);
+        if (ha->req_q_cnt < (req_cnt + 2))
                 goto queuing_error;
-        }
 
         /* Build command packet. */
         ha->current_outstanding_cmd = handle;