Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751484AbdI0GTm (ORCPT ); Wed, 27 Sep 2017 02:19:42 -0400 Received: from mail-pf0-f196.google.com ([209.85.192.196]:36424 "EHLO mail-pf0-f196.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750805AbdI0GTk (ORCPT ); Wed, 27 Sep 2017 02:19:40 -0400 X-Google-Smtp-Source: AOwi7QDYZS23A5SioID0YpPo7sbl7FFBrP9gigMc+aadA3nw8R7DWYv40t+F12gp7b+4Dd2j1OnE0A== 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: line6: make snd_pcm_ops const Date: Wed, 27 Sep 2017 11:49:27 +0530 Message-Id: <1506493167-7694-1-git-send-email-bhumirks@gmail.com> X-Mailer: git-send-email 1.9.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2379 Lines: 68 Make these const as they are only passed to a const argument of the function snd_pcm_set_ops in the file referencing them. Also, add const to the declaration in the headers. Structures found using Coccinelle and changes done by hand. Signed-off-by: Bhumika Goyal --- sound/usb/line6/capture.c | 2 +- sound/usb/line6/capture.h | 2 +- sound/usb/line6/playback.c | 2 +- sound/usb/line6/playback.h | 2 +- 4 files changed, 4 insertions(+), 4 deletions(-) diff --git a/sound/usb/line6/capture.c b/sound/usb/line6/capture.c index 7c81256..947d616 100644 --- a/sound/usb/line6/capture.c +++ b/sound/usb/line6/capture.c @@ -248,7 +248,7 @@ static int snd_line6_capture_close(struct snd_pcm_substream *substream) } /* capture operators */ -struct snd_pcm_ops snd_line6_capture_ops = { +const struct snd_pcm_ops snd_line6_capture_ops = { .open = snd_line6_capture_open, .close = snd_line6_capture_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/usb/line6/capture.h b/sound/usb/line6/capture.h index 890b21b..b67ccc3 100644 --- a/sound/usb/line6/capture.h +++ b/sound/usb/line6/capture.h @@ -17,7 +17,7 @@ #include "driver.h" #include "pcm.h" -extern struct snd_pcm_ops snd_line6_capture_ops; +extern const struct snd_pcm_ops snd_line6_capture_ops; extern void line6_capture_copy(struct snd_line6_pcm *line6pcm, char *fbuf, int fsize); diff --git a/sound/usb/line6/playback.c b/sound/usb/line6/playback.c index 812d181..819e9b2 100644 --- a/sound/usb/line6/playback.c +++ b/sound/usb/line6/playback.c @@ -393,7 +393,7 @@ static int snd_line6_playback_close(struct snd_pcm_substream *substream) } /* playback operators */ -struct snd_pcm_ops snd_line6_playback_ops = { +const struct snd_pcm_ops snd_line6_playback_ops = { .open = snd_line6_playback_open, .close = snd_line6_playback_close, .ioctl = snd_pcm_lib_ioctl, diff --git a/sound/usb/line6/playback.h b/sound/usb/line6/playback.h index 51fce29..d8d3b8a 100644 --- a/sound/usb/line6/playback.h +++ b/sound/usb/line6/playback.h @@ -27,7 +27,7 @@ */ #define USE_CLEAR_BUFFER_WORKAROUND 1 -extern struct snd_pcm_ops snd_line6_playback_ops; +extern const struct snd_pcm_ops snd_line6_playback_ops; extern int line6_create_audio_out_urbs(struct snd_line6_pcm *line6pcm); extern int line6_submit_audio_out_all_urbs(struct snd_line6_pcm *line6pcm); -- 1.9.1