linux-kernel - [PATCH v2 2/5] ASoC: sh: rz-ssi: Make the data structures available before registering the handlers

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Date:   Sat, 15 Jan 2022 01:23:00 +0000
From:   Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
To:     Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.com>
Cc:     Biju Das <biju.das.jz@...renesas.com>,
        Pavel Machek <pavel@...x.de>,
        Cezary Rojewski <cezary.rojewski@...el.com>,
        linux-renesas-soc@...r.kernel.org,
        Prabhakar <prabhakar.csengg@...il.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>,
        alsa-devel@...a-project.org, linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/5] ASoC: sh: rz-ssi: Make the data structures available before registering the handlers

Initialize the spinlock and make the data structures available before
registering the interrupt handlers.

Reported-by: Pavel Machek <pavel@...x.de>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Reviewed-by: Biju Das <biju.das.jz@...renesas.com>
---
v1->v2
* No change
---
 sound/soc/sh/rz-ssi.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/sound/soc/sh/rz-ssi.c b/sound/soc/sh/rz-ssi.c
index 637802117c6c..89428945d48b 100644
--- a/sound/soc/sh/rz-ssi.c
+++ b/sound/soc/sh/rz-ssi.c
@@ -972,6 +972,9 @@ static int rz_ssi_probe(struct platform_device *pdev)
 	ssi->playback.priv = ssi;
 	ssi->capture.priv = ssi;
 
+	spin_lock_init(&ssi->lock);
+	dev_set_drvdata(&pdev->dev, ssi);
+
 	/* Error Interrupt */
 	ssi->irq_int = platform_get_irq_byname(pdev, "int_req");
 	if (ssi->irq_int < 0)
@@ -1019,8 +1022,6 @@ static int rz_ssi_probe(struct platform_device *pdev)
 	pm_runtime_enable(&pdev->dev);
 	pm_runtime_resume_and_get(&pdev->dev);
 
-	spin_lock_init(&ssi->lock);
-	dev_set_drvdata(&pdev->dev, ssi);
 	ret = devm_snd_soc_register_component(&pdev->dev, &rz_ssi_soc_component,
 					      rz_ssi_soc_dai,
 					      ARRAY_SIZE(rz_ssi_soc_dai));
-- 
2.17.1