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From: Len Baker <len.baker@gmx.com>
To: Robert Richter <rric@kernel.org>
Cc: Len Baker <len.baker@gmx.com>, Borislav Petkov <bp@alien8.de>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	Tony Luck <tony.luck@intel.com>,
	James Morse <james.morse@arm.com>,
	Kees Cook <keescook@chromium.org>,
	linux-hardening@vger.kernel.org, linux-edac@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] drivers/edac/edac_mc: Remove all strcpy() uses
Date: Mon, 9 Aug 2021 18:25:39 +0200	[thread overview]
Message-ID: <20210809162539.GB2619@titan> (raw)
In-Reply-To: <YRD6uoVYwCSFN0U0@rric.localdomain>

Hi,

On Mon, Aug 09, 2021 at 11:51:54AM +0200, Robert Richter wrote:
> On 07.08.21 17:59:57, Len Baker wrote:
>
> > @@ -1113,11 +1115,11 @@ void edac_mc_handle_error(const enum hw_event_mc_err_type type,
> >  			p = e->label;
> >  			*p = '\0';
> >  		} else {
> > -			if (p != e->label) {
> > -				strcpy(p, OTHER_LABEL);
> > -				p += strlen(OTHER_LABEL);
> > -			}
> > -			strcpy(p, dimm->label);
> > +			const char *text = (p != e->label) ? OTHER_LABEL :
> > +				dimm->label;
> > +
> > +			strscpy(p, text, len);
> > +			len -= strlen(p);
>
> The logic looks broken and dimm labels are not properly copied (the
> code should add an " or " separator between labels).

Apologies. My bad.

Regards,
Len

>
> >  			p += strlen(p);
> >  		}
> >

      reply	other threads:[~2021-08-09 16:26 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-07 15:59 Len Baker
2021-08-07 17:09 ` Joe Perches
2021-08-08 11:26   ` Len Baker
2021-08-09 10:05     ` Robert Richter
2021-08-09 17:18       ` Joe Perches
2021-08-10  8:56         ` David Laight
2021-08-10 14:36         ` Robert Richter
2021-08-10 15:02           ` Joe Perches
2021-08-11  7:40             ` Robert Richter
2021-08-09  9:51 ` Robert Richter
2021-08-09 16:25   ` Len Baker [this message]

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