linux-kernel - [PATCH 02/12] ASoC: codecs: rt1316: do not store status in state container

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230517111416.424420-2-krzysztof.kozlowski@linaro.org>
Date:   Wed, 17 May 2023 13:14:06 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Oder Chiou <oder_chiou@...ltek.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 02/12] ASoC: codecs: rt1316: do not store status in state container

Driver in its update status callback stores Soundwire device status in
state container but it never uses it later.  Simplify the code a bit.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 sound/soc/codecs/rt1316-sdw.c | 5 +----
 sound/soc/codecs/rt1316-sdw.h | 1 -
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/sound/soc/codecs/rt1316-sdw.c b/sound/soc/codecs/rt1316-sdw.c
index 2ee5e763e345..601b76320124 100644
--- a/sound/soc/codecs/rt1316-sdw.c
+++ b/sound/soc/codecs/rt1316-sdw.c
@@ -323,9 +323,6 @@ static int rt1316_update_status(struct sdw_slave *slave,
 {
 	struct  rt1316_sdw_priv *rt1316 = dev_get_drvdata(&slave->dev);
 
-	/* Update the status */
-	rt1316->status = status;
-
 	if (status == SDW_SLAVE_UNATTACHED)
 		rt1316->hw_init = false;
 
@@ -333,7 +330,7 @@ static int rt1316_update_status(struct sdw_slave *slave,
 	 * Perform initialization only if slave status is present and
 	 * hw_init flag is false
 	 */
-	if (rt1316->hw_init || rt1316->status != SDW_SLAVE_ATTACHED)
+	if (rt1316->hw_init || status != SDW_SLAVE_ATTACHED)
 		return 0;
 
 	/* perform I/O transfers required for Slave initialization */
diff --git a/sound/soc/codecs/rt1316-sdw.h b/sound/soc/codecs/rt1316-sdw.h
index e37121655bc1..dc1bfe40edd3 100644
--- a/sound/soc/codecs/rt1316-sdw.h
+++ b/sound/soc/codecs/rt1316-sdw.h
@@ -42,7 +42,6 @@ struct rt1316_sdw_priv {
 	struct snd_soc_component *component;
 	struct regmap *regmap;
 	struct sdw_slave *sdw_slave;
-	enum sdw_slave_status status;
 	struct sdw_bus_params params;
 	bool hw_init;
 	bool first_hw_init;
-- 
2.34.1