From nobody Fri Dec 19 20:17:32 2025 Received: from msa.smtpout.orange.fr (smtp-78.smtpout.orange.fr [80.12.242.78]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 01F131C57AF for ; Tue, 6 Aug 2024 13:02:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=80.12.242.78 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722949350; cv=none; b=FI3Opkjy6Nl9ZE3yGRxQMhhWu/0eU/STrPCtN8nouahQDiaT1hJ0IpLHN9bKHekh+Ay8kQLxtaU1JlO319plhue9BfTdXjBa5SAVDKC1GFUwTh6kQsU2QArbc4ZiaQIDHH1db6vuUZNo4pGPYarAANuM3ui83KgxQ4hRmY7m6zs= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1722949350; c=relaxed/simple; bh=4KmLtLBnvDikI9Rip9vpoXE1FdlAAl+VZX5fVPpaU68=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=JELu85U2++4C8Go7ExZsS4TlhnpfdHWn1fB+RKZaTNxneXccsddA4mn+xiLFbPQ6D97tu882fP96VHDN9cuZ01sdYpDWGugMt+n4Y3WzCBYr7U67VCkgHNwN516Cdw4AMwDD/Nz9qdTwcuSUDfsuSLsy0yYfZUIH4og8U1Yk16I= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=wanadoo.fr; spf=pass smtp.mailfrom=wanadoo.fr; dkim=pass (2048-bit key) header.d=wanadoo.fr header.i=@wanadoo.fr header.b=mo9pXGxS; arc=none smtp.client-ip=80.12.242.78 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=wanadoo.fr Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=wanadoo.fr Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=wanadoo.fr header.i=@wanadoo.fr header.b="mo9pXGxS" Received: from fedora.home ([90.11.132.44]) by smtp.orange.fr with ESMTPA id bJoKs9q28nYGvbJoKs7vs0; Tue, 06 Aug 2024 15:01:10 +0200 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=wanadoo.fr; s=t20230301; t=1722949270; bh=fd+q0vZYHuoCmsWlgBR8lxVgdxoOXK0jnBOTKPNn9Xc=; h=From:To:Subject:Date:Message-ID:MIME-Version; b=mo9pXGxS+gqtuzKDrWPpyw/kEW6r/rvJsspVcw04pq4CRZS2ncTSi7yBGLKgnWOFI xrSbcRZwU9ksX+wqJbyIf8/Bs106av0y2k2odjLAEze59wROp1RFAoAMYAlofzOoAb ut/35XpV/NycEaDAm/DyITxb2IdQ3HZ+oSh98HfCHxQLv565E8hwciqcg5UstTqZeZ 3/yCaCAt33G0FVHiRb8RiYkLmalr9+ssxBzQtGmpOHCmJkAEF/H3c6R5ZJoLKLySKC cZhaUfB+LjG1TbqbV9w/LVyLigcnmtzMQsqKkJpVTtUEzOREXKWCP4UK0AvELnF9J1 0avidKzcY4NJA== X-ME-Helo: fedora.home X-ME-Auth: Y2hyaXN0b3BoZS5qYWlsbGV0QHdhbmFkb28uZnI= X-ME-Date: Tue, 06 Aug 2024 15:01:10 +0200 X-ME-IP: 90.11.132.44 From: Christophe JAILLET To: Matti Vaittinen , Liam Girdwood , Mark Brown Cc: linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org, Christophe JAILLET Subject: [PATCH] regulator: bd9576: Constify struct linear_range Date: Tue, 6 Aug 2024 15:01:04 +0200 Message-ID: X-Mailer: git-send-email 2.45.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 'struct linear_range' are not modified in these drivers. Constifying this structure moves some data to a read-only section, so increase overall security. This is also more consistent with the other struct linear_range declaration above. On a x86_64, with allmodconfig, as an example: Before: =3D=3D=3D=3D=3D=3D text data bss dec hex filename 20767 4544 0 25311 62df drivers/regulator/bd9576-regulator.o After: =3D=3D=3D=3D=3D text data bss dec hex filename 21023 4288 0 25311 62df drivers/regulator/bd9576-regulator.o Signed-off-by: Christophe JAILLET --- Compile tested-only. --- drivers/regulator/bd9576-regulator.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/regulator/bd9576-regulator.c b/drivers/regulator/bd957= 6-regulator.c index d4ca7b3f4036..bf5f9c3f2c97 100644 --- a/drivers/regulator/bd9576-regulator.c +++ b/drivers/regulator/bd9576-regulator.c @@ -68,25 +68,25 @@ static const struct linear_range voutL1_xvd_ranges[] = =3D { REGULATOR_LINEAR_RANGE(220000, 0x6e, 0x7f, 0), }; =20 -static struct linear_range voutS1_ocw_ranges_internal[] =3D { +static const struct linear_range voutS1_ocw_ranges_internal[] =3D { REGULATOR_LINEAR_RANGE(200000, 0x01, 0x04, 0), REGULATOR_LINEAR_RANGE(250000, 0x05, 0x18, 50000), REGULATOR_LINEAR_RANGE(1200000, 0x19, 0x3f, 0), }; =20 -static struct linear_range voutS1_ocw_ranges[] =3D { +static const struct linear_range voutS1_ocw_ranges[] =3D { REGULATOR_LINEAR_RANGE(50000, 0x01, 0x04, 0), REGULATOR_LINEAR_RANGE(60000, 0x05, 0x18, 10000), REGULATOR_LINEAR_RANGE(250000, 0x19, 0x3f, 0), }; =20 -static struct linear_range voutS1_ocp_ranges_internal[] =3D { +static const struct linear_range voutS1_ocp_ranges_internal[] =3D { REGULATOR_LINEAR_RANGE(300000, 0x01, 0x06, 0), REGULATOR_LINEAR_RANGE(350000, 0x7, 0x1b, 50000), REGULATOR_LINEAR_RANGE(1350000, 0x1c, 0x3f, 0), }; =20 -static struct linear_range voutS1_ocp_ranges[] =3D { +static const struct linear_range voutS1_ocp_ranges[] =3D { REGULATOR_LINEAR_RANGE(70000, 0x01, 0x06, 0), REGULATOR_LINEAR_RANGE(80000, 0x7, 0x1b, 10000), REGULATOR_LINEAR_RANGE(280000, 0x1c, 0x3f, 0), --=20 2.45.2