From: Andrew Morton <akpm@linux-foundation.org>
To: H Hartley Sweeten <hartleys@visionengravers.com>
Cc: Linux Kernel <linux-kernel@vger.kernel.org>
Subject: Re: [RFC PATCH 0/2] init: make sure syscall arguments are marked __user where needed
Date: Fri, 20 Apr 2012 16:00:39 -0700 [thread overview]
Message-ID: <20120420160039.74c49a0c.akpm@linux-foundation.org> (raw)
In-Reply-To: <201204161733.23830.hartleys@visionengravers.com>
On Mon, 16 Apr 2012 17:33:23 -0700
H Hartley Sweeten <hartleys@visionengravers.com> wrote:
> When using syscall routines in the kernel, some of the arguments
> should be user pointers but are missing the __user markup. This
> produces a number of sparse warnings of the format:
>
> warning: incorrect type in argument 1 (different address spaces)
> expected char [noderef] <asn:1>*dev_name
> got char *name
>
> Wrap the syscall routines in the private do_mounts.h header so that
> the appropriate __user markups are added for the init mount code.
This makes rather a mess of do_mounts.c for pretty marginal benefit.
Can we just make "make C=1" skip that file or something?
next prev parent reply other threads:[~2012-04-20 23:00 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-17 0:33 [RFC PATCH 0/2] init: make sure syscall arguments are marked __user where needed H Hartley Sweeten
2012-04-20 23:00 ` Andrew Morton [this message]
2012-04-21 0:05 ` H Hartley Sweeten
2012-04-21 0:43 ` Andrew Morton
2012-04-21 0:46 ` H Hartley Sweeten
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