On Tue, 2013-04-09 at 17:38 +0200, Samuel Thibault wrote:
> Andy Shevchenko, le Tue 09 Apr 2013 15:22:15 +0300, a écrit :
> > @@ -349,21 +349,8 @@ char *spk_xlate(char *s)
> > num = (*p1++)&7;
> > }
> > *p++ = num;
> > - } else if (*p1 == 'x' &&
> > - strchr(hx, p1[1]) && strchr(hx, p1[2])) {
> ...
> > + } else if (*p1 == 'x' && !hex2bin(&num, p1 + 1, 1)) {
> > + p1 += 3;
>
> Checking it again, I realize that this does not check p1[1]!=0 and
> p1[2]!=0 any more ; it has to because hex2bin does not perform the
> check (and could thus erroneously dereference p1[2]).
Good point.
I don't remember the reason why hex2bin goes to do one check instead of
two, but here we could apply one check more or do something better. Let
me think a bit.
--
Andy Shevchenko <[email protected]>
Intel Finland Oy
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