[RTEMS Project] #4342: disp_hcms29xx.c: Unused value error spotted by Coverity

[RTEMS trac]

#4342: disp_hcms29xx.c: Unused value error spotted by Coverity
------------------------+--------------------
  Reporter:  Ryan Long  |      Owner:  (none)
      Type:  defect     |     Status:  new
  Priority:  normal     |  Milestone:  6.1
 Component:  bsps       |    Version:  6
  Severity:  normal     |   Keywords:
Blocked By:             |   Blocking:
------------------------+--------------------
 CID 1399752: Unused value in disp_hcms29xx_update_task().

 {{{
 598      if (rc == RTEMS_SUCCESSFUL) {
    CID 1399752 (#1 of 1): Unused value (UNUSED_VALUE)returned_value:
 Assigning value from
 rtems_semaphore_release(softc_ptr->disp_param.trns_sema_id) to rc here,
 but that stored value is overwritten before it can be used.
 599        rc =
 rtems_semaphore_release(softc_ptr->disp_param.trns_sema_id);
 600      }
 }}}

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Ticket URL: <http://devel.rtems.org/ticket/4342>
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