From: Herbert Xu Subject: Re: [PATCH v9 4/4] crypto: Add Allwinner Security System crypto accelerator Date: Fri, 15 May 2015 14:49:33 +0800 Message-ID: <20150515064932.GB16704@gondor.apana.org.au> References: <1431608341-10936-1-git-send-email-clabbe.montjoie@gmail.com> <1431608341-10936-5-git-send-email-clabbe.montjoie@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: robh+dt-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, pawel.moll-5wv7dgnIgG8@public.gmane.org, mark.rutland-5wv7dgnIgG8@public.gmane.org, ijc+devicetree-KcIKpvwj1kUDXYZnReoRVg@public.gmane.org, galak-sgV2jX0FEOL9JmXXK+q4OQ@public.gmane.org, maxime.ripard-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org, linux-lFZ/pmaqli7XmaaqVzeoHQ@public.gmane.org, davem-fT/PcQaiUtIeIZ0/mPfg9Q@public.gmane.org, akpm-de/tnXTf+JLsfHDXvbKv3WD2FQJk+8+b@public.gmane.org, gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org, mchehab-JPH+aEBZ4P+UEJcrhfAQsw@public.gmane.org, joe-6d6DIl74uiNBDgjK7y7TUQ@public.gmane.org, tj-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, arnd-r2nGTMty4D4@public.gmane.org, boris.brezillon-wi1+55ScJUtKEb57/3fJTNBPR1lH4CV8@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-doc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-crypto-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sunxi-/JYPxA39Uh5TLH3MbocFFw@public.gmane.org To: LABBE Corentin Return-path: Content-Disposition: inline In-Reply-To: <1431608341-10936-5-git-send-email-clabbe.montjoie-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-Id: linux-crypto.vger.kernel.org On Thu, May 14, 2015 at 02:59:01PM +0200, LABBE Corentin wrote: > > + err = crypto_ablkcipher_setkey(op->fallback, kkey, op->keylen); > + if (err != 0) { > + dev_err(ss->dev, "Cannot set key on fallback\n"); > + return -EINVAL; > + } You cannot call setkey from an atomic context. The easiest solution is to call setkey in your setkey function instead. Cheers, -- Email: Herbert Xu Home Page: http://gondor.apana.org.au/~herbert/ PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html