libc: remove useless code in _prf()

Coverity reported a block of deadcode in _prf() that seems to be a
leftover carcass from a previous time. Replaced with a comment in case
someone decides it was needed back.

Change-Id: Id97e84f3279f807e6188371f27f6af157e6d5038
Coverity-ID: 131631
Signed-off-by: Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
This commit is contained in:
Inaky Perez-Gonzalez 2016-11-22 10:46:11 -08:00 committed by Anas Nashif
commit 11a52750d3

View file

@ -520,28 +520,15 @@ int _prf(int (*func)(), void *dest, char *format, va_list vargs)
if (strchr("hlLz", c) != NULL) {
i = c;
c = *format++;
switch (i) {
case 'h':
if (strchr("diouxX", c) == NULL)
break;
break;
case 'l':
if (strchr("diouxX", c) == NULL)
break;
break;
case 'L':
if (strchr("eEfgG", c) == NULL)
break;
break;
case 'z':
if (strchr("diouxX", c) == NULL)
break;
break;
}
/*
* Here there was a switch() block
* which was doing nothing useful, I
* am still puzzled at why it was left
* over. Maybe before it contained
* stuff that was needed, but in its
* current form, it was being
* optimized out.
*/
}
need_justifying = false;