bin/50884: src/usr.sbin/isdn/isdnd/log.c:165]: (style) Redundant condition:

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>Number:         50884
>Category:       bin
>Synopsis:       src/usr.sbin/isdn/isdnd/log.c:165]: (style) Redundant condition:
>Confidential:   no
>Severity:       non-critical
>Priority:       low
>Responsible:    bin-bug-people
>State:          open
>Class:          sw-bug
>Submitter-Id:   net
>Arrival-Date:   Wed Mar 02 18:05:00 +0000 2016
>Originator:     David Binderman
>Release:        cvs dated 20160302
>Organization:
>Environment:
>Description:
[src/usr.sbin/isdn/isdnd/log.c:165]: (style) Redundant condition: debug_noscreen. '!debug_noscreen || (debug_noscreen && what!=4)' is equivalent to '!debug_noscreen || what!=4'

Source code is

   if ((do_fullscreen && curses_ready) &&
       ((!debug_noscreen) || (debug_noscreen && (what != LL_DBG))))

>How-To-Repeat:

>Fix: