From: Dmitry Torokhov <dmitry.torokhov@gmail.com>
To: kbuild test robot <fengguang.wu@intel.com>
Cc: David Herrmann <dh.herrmann@gmail.com>,
kbuild-all@01.org, linux-input@vger.kernel.org
Subject: Re: [input:master 1384/1384] drivers/input/evdev.c:719:7: warning: passing argument 1 of 'copy_from_user' discards 'const' qualifier from pointer target type
Date: Mon, 26 Oct 2015 19:08:58 -0700 [thread overview]
Message-ID: <20151027020858.GA15536@localhost> (raw)
In-Reply-To: <201510270918.x4rKus8w%fengguang.wu@intel.com>
On Tue, Oct 27, 2015 at 09:52:20AM +0800, kbuild test robot wrote:
> tree: https://git.kernel.org/pub/scm/linux/kernel/git/dtor/input.git master
> head: 86f77bf98fdd07cd7e9b65014c5f8d8d233b3449
> commit: 86f77bf98fdd07cd7e9b65014c5f8d8d233b3449 [1384/1384] Input: evdev - add event-mask API
> config: sparc64-allyesconfig (attached as .config)
> reproduce:
> wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross
> chmod +x ~/bin/make.cross
> git checkout 86f77bf98fdd07cd7e9b65014c5f8d8d233b3449
> # save the attached .config to linux build tree
> make.cross ARCH=sparc64
>
> All warnings (new ones prefixed by >>):
>
> drivers/input/evdev.c: In function 'bits_from_user':
> >> drivers/input/evdev.c:719:7: warning: passing argument 1 of 'copy_from_user' discards 'const' qualifier from pointer target type
> if (copy_from_user(p, bits, len))
> ^
> In file included from arch/sparc/include/asm/uaccess.h:4:0,
> from include/linux/poll.h:11,
> from drivers/input/evdev.c:18:
> arch/sparc/include/asm/uaccess_64.h:251:1: note: expected 'void *' but argument is of type 'const void *'
> copy_from_user(void *to, const void __user *from, unsigned long size)
> ^
Should be fixed now.
Thanks.
--
Dmitry
prev parent reply other threads:[~2015-10-27 2:09 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-10-27 1:52 [input:master 1384/1384] drivers/input/evdev.c:719:7: warning: passing argument 1 of 'copy_from_user' discards 'const' qualifier from pointer target type kbuild test robot
2015-10-27 2:08 ` Dmitry Torokhov [this message]
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