From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from maynard.decadent.org.uk (maynard.decadent.org.uk [95.217.213.242]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CE76815B6 for ; Wed, 27 Sep 2023 23:36:20 +0000 (UTC) Received: from [213.219.164.206] (helo=deadeye) by maynard with esmtps (TLS1.3:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.92) (envelope-from ) id 1qle4i-00024D-BL; Thu, 28 Sep 2023 01:36:12 +0200 Received: from ben by deadeye with local (Exim 4.97-RC0) (envelope-from ) id 1qle4h-00000000NA7-3AYS; Thu, 28 Sep 2023 01:36:11 +0200 Message-ID: Subject: Re: [PATCH 4.19 178/273] media: dvb: symbol fixup for dvb_attach() From: Ben Hutchings To: Greg Kroah-Hartman , stable@vger.kernel.org Cc: patches@lists.linux.dev, stable , Stefan Lippers-Hollmann , Mauro Carvalho Chehab , Christoph Hellwig , linux-media@vger.kernel.org, linux-modules@vger.kernel.org, Luis Chamberlain , Hans Verkuil Date: Thu, 28 Sep 2023 01:36:06 +0200 In-Reply-To: <20230920112852.017230256@linuxfoundation.org> References: <20230920112846.440597133@linuxfoundation.org> <20230920112852.017230256@linuxfoundation.org> Autocrypt: addr=ben@decadent.org.uk; prefer-encrypt=mutual; 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/Odud1lLbOGjZHH2UI36euTpZDGzvOwgstifMvLK2EMT8ex196NH9MUL6KjdJtZ0NytdNoGm1N/3mWYrwiPpV5Vv+kn2ONin2Vrejre9+0OoA3YvuDJY0JJmzOZ4Th5+9mJQPDpQ4L4ZFa6V/zkhhbjA+/uh5X2sdJ8xsRXAcLB33ESDAb4+CW0m/kubk/GnAJnyflkYjmVnlPAPjfsq3gG4v9eBBnJd6+/QXR9+6lVImpUPC7D58ytFYwpeIM9vkQ4CpxZVQ9jyUpDTwgWQirWDJy0YAVxEzhAxRXyb/XjCSki4dD6S5VhWqoKOd4i3QREgf+rdymmscpf/Eos9sPAiwpXFPAC6Kj81pcxR2wNY8WwJWvSs6LNESSWcfPdN4VIefAiWtbhNmkE2VnQrGPbRhsBw+3A Content-Type: multipart/signed; micalg="pgp-sha512"; protocol="application/pgp-signature"; boundary="=-KhnAWO8QAsSwbSMD4/MK" User-Agent: Evolution 3.50.0-1 Precedence: bulk X-Mailing-List: patches@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-SA-Exim-Connect-IP: 213.219.164.206 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on maynard); SAEximRunCond expanded to false --=-KhnAWO8QAsSwbSMD4/MK Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable On Wed, 2023-09-20 at 13:30 +0200, Greg Kroah-Hartman wrote: > 4.19-stable review patch. If anyone has any objections, please let me kn= ow. >=20 > ------------------ >=20 > From: Greg Kroah-Hartman >=20 > commit 86495af1171e1feec79faa9b64c05c89f46e41d1 upstream. >=20 > In commit 9011e49d54dc ("modules: only allow symbol_get of > EXPORT_SYMBOL_GPL modules") the use of symbol_get is properly restricted > to GPL-only marked symbols. This interacts oddly with the DVB logic > which only uses dvb_attach() to load the dvb driver which then uses > symbol_get(). >=20 > Fix this up by properly marking all of the dvb_attach attach symbols as > EXPORT_SYMBOL_GPL(). [...] This (and other) backports missed a couple of affected exports: - sp8870_attach in drivers/media/dvb-frontends/sp8870.c (renamed to drivers/staging/media/av7110/sp8870.c upstream) - xc2028_attach in drivers/media/tuners/tuner-xc2028.c (renamed to drivers/media/tuners/xc2028.c upstream) Ben. --=20 Ben Hutchings The obvious mathematical breakthrough [to break modern encryption] would be development of an easy way to factor large prime numbers. - Bill Gates --=-KhnAWO8QAsSwbSMD4/MK Content-Type: application/pgp-signature; name="signature.asc" Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- iQIzBAABCgAdFiEErCspvTSmr92z9o8157/I7JWGEQkFAmUUvGYACgkQ57/I7JWG EQk+kBAAnnUkrx8EBnE0hUVFnBpbaX+9ovC1nsPKQw8uGAECm/lxEF4MhVxjo/V9 c9BjoVcbkFnn1sT2fM64c8aibWzsAJOBZIzYLKGQqMwGSkh4NoekXcBeQ8JSbfEq xPC/JPY4rxlUXe4eKWzR9MF0nfnVDdBfK0nrEBz29TEn9i/n72gsDpO2ZeFZ6kG+ N3p1fuOBmcGM3mntutTMZDNXtYHJ/ipegqt2rZkplTjztJgHL1z6wufomg0aUOB9 bUSr7U6fwoBEUZmxwT6uQVW6OeZrm8DWiDEzXAarWMTGfUYu9peCa7SuIXyF9SfI qe3aeKX7hwkj6rbL8N8bh5PxQX/2ZpW5k2JzhH7gDBeDjVuYvBBLV8zi56IBuAWZ DmZPmoZkFbRskut0xFu3mxZpVNLEhgFLwJM77AuiraeKiMSijo5JAtC0Nl1THaMM bqnS0OnDH+qFmxgHE1ItFqsIvEbDY9ewLoBku0epNtpiUXveh+t1TKy//VsseT4Z AyWCviSYksg1gEJLNoTerEgupgiH8eIYIF91Givu58Y+PPcw2YLNJaKhfY/nWaVu 6nRFJI21ncH8S513baQMnWTW6DHKtNqNPWgtVYELq2mOX5njBM1YGke0nX3yR++C /SpCjd14uIuhieE1AFDyG6fhDQjBBFUgI6+0/BdWA7Yft+nox8Q= =/ixF -----END PGP SIGNATURE----- --=-KhnAWO8QAsSwbSMD4/MK--