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Thu, 5 Apr 2018 02:31:13 -0400 Received: from mail-vk0-f68.google.com ([209.85.213.68]:41401 "EHLO mail-vk0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751249AbeDEGbJ (ORCPT ); Thu, 5 Apr 2018 02:31:09 -0400 X-Google-Smtp-Source: AIpwx48bNl6NJyvfFwl/AL+t3jzVz3CzpXU/uajHfA54nMvqas0Wj03mJq02ZPYzoj8aZoufej4rDdY5/exvm0kYIkg= MIME-Version: 1.0 In-Reply-To: <20180404103121.GA7420@kroah.com> References: <20180404103121.GA7420@kroah.com> From: Kees Cook Date: Wed, 4 Apr 2018 23:31:07 -0700 X-Google-Sender-Auth: D6DFjaiCr_pal-TaKtagLMZPYjI Message-ID: Subject: Re: [GIT PULL] USB/PHY driver patches for 4.17-rc1 To: Greg KH , Lars-Peter Clausen , Felipe Balbi , Al Viro Cc: Linus Torvalds , Andrew Morton , LKML , linux-usb@vger.kernel.org, Christoph Hellwig Content-Type: text/plain; charset="UTF-8" Sender: linux-usb-owner@vger.kernel.org X-Mailing-List: linux-usb@vger.kernel.org X-getmail-retrieved-from-mailbox: INBOX X-Mailing-List: linux-kernel@vger.kernel.org List-ID: On Wed, Apr 4, 2018 at 3:31 AM, Greg KH wrote: > Lars-Peter Clausen (2): > usb: gadget: ffs: Execute copy_to_user() with USER_DS set https://git.kernel.org/linus/4058ebf33cb0be88ca516f968eda24ab7b6b93e4 Isn't there a better way to do this without the set_fs() usage? We've been try to eliminate it in the kernel. I thought there was a safer way to use iters now? -Kees -- Kees Cook Pixel Security