[RTEMS Project] #4284: gr_rasta_io.c: Unchecked return value from library error spotted by Coverity

[RTEMS trac]

#4284: gr_rasta_io.c: Unchecked return value from library 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 1399763: Unchecked return value from library in gr_rasta_io_init1().

 {{{
 575        strcpy(priv->prefix, "/dev/rastaio0");
 576        priv->prefix[12] += dev->minor_drv;
    CID 1399763 (#1 of 1): Unchecked return value from library
 (CHECKED_RETURN)2. check_return: Calling mkdir(priv->prefix, 511U) without
 checking return value. This library function may fail and return an error
 code. [Note: The source code implementation of the function has been
 overridden by a builtin model.]
 577        mkdir(priv->prefix, S_IRWXU | S_IRWXG | S_IRWXO);
 578        priv->prefix[13] = '/';
 579        priv->prefix[14] = '\0';
 }}}

--
Ticket URL: <http://devel.rtems.org/ticket/4284>
RTEMS Project <http://www.rtems.org/>
RTEMS Project