linux-kernel - Re: parisc setup_sigcontext32() array overflows

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Message-ID: <20080517192255.GB6540@phobos.i.cabal.ca>
Date:	Sat, 17 May 2008 15:22:55 -0400
From:	Kyle McMartin <kyle@...artin.ca>
To:	Adrian Bunk <bunk@...nel.org>
Cc:	kyle@...isc-linux.org, matthew@....cx, grundler@...isc-linux.org,
	linux-parisc@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: parisc setup_sigcontext32() array overflows

On Sat, May 17, 2008 at 10:16:37PM +0300, Adrian Bunk wrote:
> setup_sigcontext32(struct compat_sigcontext __user *sc, struct compat_regfile __user * rf, 
>                 struct pt_regs *regs, int in_syscall)            
> {
> ...
>                 /* Store upper half */
>                 compat_reg = (compat_uint_t)(regs->gr[32] >> 32);
> ...                                                   ^^
>                 /* Store upper half */
>                 compat_reg = (compat_uint_t)((regs->gr[32]+4) >> 32);
> ...                                                    ^^
> 
> <--  snip  -->

Yeah, I've already fixed these, was waiting for an ack from the author.

r, Kyle
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