OpenBSC bug that triggers Qualcomm baseband bug (patch)

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Harald Welte laforge at gnumonks.org
Fri Feb 24 21:23:27 UTC 2012


On Fri, Feb 24, 2012 at 08:05:10PM +0100, Tobias Engel wrote:
> Hi Harald,
> 
> > thanks for your bug analysis and patch. However, I don't really see how
> > 
> >> -       if (strstr(USSD_TEXT_OWN_NUMBER, req.text) != NULL) {
> >> +       if (strcmp(USSD_TEXT_OWN_NUMBER, (const char *) req.text) == 0) {
> > 
> > will fix it. What other SS operations include a *#100# in them, so the
> > old code would match on them?
> 
> no, the old code matches any _substring_ of "*#100#", including the
> empty string (which is the case if it was a non-USSD-SS operation).

doh! It probably shows that I don't remember having ever used strstr()
in any program myself...

patch applied.

-- 
- Harald Welte <laforge at gnumonks.org>           http://laforge.gnumonks.org/
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