From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754077AbdEQMKC (ORCPT ); Wed, 17 May 2017 08:10:02 -0400 Received: from mail-pg0-f68.google.com ([74.125.83.68]:35998 "EHLO mail-pg0-f68.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753372AbdEQMJ5 (ORCPT ); Wed, 17 May 2017 08:09:57 -0400 From: Bhumika Goyal To: julia.lawall@lip6.fr, perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org, linux-kernel@vger.kernel.org Cc: Bhumika Goyal Subject: [PATCH] ALSA: cs46xx: constify snd_kcontrol_new structures Date: Wed, 17 May 2017 17:39:03 +0530 Message-Id: <1495022943-24898-1-git-send-email-bhumirks@gmail.com> X-Mailer: git-send-email 2.7.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Declare snd_kcontrol_new structures as const as they are only passed an argument to the function snd_ctl_new1. This argument is of type const, so snd_kcontrol_new structures having this property can be made const. Done using Coccinelle: @r disable optional_qualifier@ identifier x; position p; @@ static struct snd_kcontrol_new x@p={...}; @ok@ identifier r.x; position p; @@ snd_ctl_new1(&x@p,...) @bad@ position p != {r.p,ok.p}; identifier r.x; @@ x@p @depends on !bad disable optional_qualifier@ identifier r.x; @@ +const struct snd_kcontrol_new x; Signed-off-by: Bhumika Goyal --- sound/pci/cs46xx/cs46xx_lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/sound/pci/cs46xx/cs46xx_lib.c b/sound/pci/cs46xx/cs46xx_lib.c index e4cf318..00fa52e 100644 --- a/sound/pci/cs46xx/cs46xx_lib.c +++ b/sound/pci/cs46xx/cs46xx_lib.c @@ -2371,7 +2371,7 @@ static int snd_cs46xx_front_dup_put(struct snd_kcontrol *kcontrol, ucontrol->value.integer.value[0] ? 0 : 0x200); } -static struct snd_kcontrol_new snd_cs46xx_front_dup_ctl = { +static const struct snd_kcontrol_new snd_cs46xx_front_dup_ctl = { .iface = SNDRV_CTL_ELEM_IFACE_MIXER, .name = "Duplicate Front", .info = snd_mixer_boolean_info, -- 2.7.4