linux-kernel - Re: [RFC BUG] coccinelle: use_after

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Date:	Sun, 6 Dec 2015 14:17:19 +0100 (CET)
From:	Julia Lawall <julia.lawall@...6.fr>
To:	"Geyslan G. Bem" <geyslan@...il.com>
cc:	Gilles Muller <Gilles.Muller@...6.fr>,
	Nicolas Palix <nicolas.palix@...g.fr>,
	Michal Marek <mmarek@...e.com>, cocci@...teme.lip6.fr,
	LKML <linux-kernel@...r.kernel.org>
Subject: Re: [RFC BUG] coccinelle: use_after_iter parse error



On Sun, 6 Dec 2015, Geyslan G. Bem wrote:

> 2015-12-06 10:09 GMT-03:00 Geyslan G. Bem <geyslan@...il.com>:
> > Hi maintainers,
> >
> > I'm having these error output using coccinelle.
>
> Sorry, gmail and its ctrl+enter shortcut. :/
>
> geyslan@hb ~/Projects/linux $ make coccicheck V=2 M=drivers/usb/host/
> -j4 > cocciout
> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")

Thanks ever so much for the report.  Since version 1.0.4, & cannot be in
column 0, so it would need a space in front of it.  I will submit a patch.

julia

> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")
> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")
> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")
> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")
> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")
> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")
> Fatal error: exception Failure("minus: parse error: \n = File
> \"./scripts/coccinelle/iterators/use_after_iter.cocci\", line 126,
> column 0,  charpos = 3561\n    around = '&', whole content =
> &c->member\n")
>
> sizeof(<+...c...+>)
> |
> &c->member  // Line 126
> |
> c = E
>
> geyslan@hb ~/Projects/linux $ spatch --version
> spatch version 1.0.4 with Python support and with PCRE support
>
>
> >
> >
> > --
> > Regards,
> >
> > Geyslan G. Bem
> > hackingbits.com
>
>
>
> --
> Regards,
>
> Geyslan G. Bem
> hackingbits.com
>
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