linux-kernel - Re: [PATCH v3] staging: android: Replace strcpy with strlcpy

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Message-ID: <20170312133457.GA27791@kroah.com>
Date:   Sun, 12 Mar 2017 14:34:57 +0100
From:   Greg KH <gregkh@...uxfoundation.org>
To:     simran singhal <singhalsimran0@...il.com>
Cc:     devel@...verdev.osuosl.org, outreachy-kernel@...glegroups.com,
        arve@...roid.com, riandrews@...roid.com,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] staging: android: Replace strcpy with strlcpy

On Sun, Mar 12, 2017 at 03:32:44AM +0530, simran singhal wrote:
> Replace strcpy with strlcpy as strcpy does not check for buffer
> overflow.

Can there be a buffer overflow here?  If not, then strcpy is just fine
to use.  Do you see a potential code path here that actually is a
problem using this?

> This is found using Flawfinder.

You mean 'grep'?  :)

If not, what exactly does "Flawfinder" point out is wrong with the code
here?  At first glance, I can't find it, but perhaps the tool, and your
audit, provided more information?

thanks,

greg k-h