linux-kernel - [PATCH 1/2] ALSA: hda: Use dev_to_hdac

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Date:   Tue,  5 May 2020 11:03:52 +0800
From:   Kai-Heng Feng <kai.heng.feng@...onical.com>
To:     tiwai@...e.com
Cc:     Kai-Heng Feng <kai.heng.feng@...onical.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Pierre-Louis Bossart <pierre-louis.bossart@...ux.intel.com>,
        Mark Brown <broonie@...nel.org>,
        Amadeusz Sławiński 
        <amadeuszx.slawinski@...ux.intel.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Keyon Jie <yang.jie@...ux.intel.com>,
        Evan Green <evgreen@...omium.org>,
        alsa-devel@...a-project.org (moderated list:SOUND),
        linux-kernel@...r.kernel.org (open list)
Subject: [PATCH 1/2] ALSA: hda: Use dev_to_hdac_dev macro

Use dev_to_hdac_dev() instead of container_of().

No functional change intended.

Signed-off-by: Kai-Heng Feng <kai.heng.feng@...onical.com>
---
 sound/hda/ext/hdac_ext_bus.c | 2 +-
 sound/hda/hdac_device.c      | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/hda/ext/hdac_ext_bus.c b/sound/hda/ext/hdac_ext_bus.c
index 73bfa71845f6..d0a604c939df 100644
--- a/sound/hda/ext/hdac_ext_bus.c
+++ b/sound/hda/ext/hdac_ext_bus.c
@@ -62,7 +62,7 @@ EXPORT_SYMBOL_GPL(snd_hdac_ext_bus_exit);
 
 static void default_release(struct device *dev)
 {
-	snd_hdac_ext_bus_device_exit(container_of(dev, struct hdac_device, dev));
+	snd_hdac_ext_bus_device_exit(dev_to_hdac_dev(dev));
 }
 
 /**
diff --git a/sound/hda/hdac_device.c b/sound/hda/hdac_device.c
index e3119f5cb0d5..333220f0f8af 100644
--- a/sound/hda/hdac_device.c
+++ b/sound/hda/hdac_device.c
@@ -20,7 +20,7 @@ static int get_codec_vendor_name(struct hdac_device *codec);
 
 static void default_release(struct device *dev)
 {
-	snd_hdac_device_exit(container_of(dev, struct hdac_device, dev));
+	snd_hdac_device_exit(dev_to_hdac_dev(dev));
 }
 
 /**
-- 
2.17.1