linux-kernel - [PATCH v2 5/6] ASoC: meson: axg-tdm-interface: use devm_kmemdup

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Message-Id: <20250228062812.150004-6-raag.jadav@intel.com>
Date: Fri, 28 Feb 2025 11:58:11 +0530
From: Raag Jadav <raag.jadav@...el.com>
To: perex@...ex.cz,
	tiwai@...e.com,
	broonie@...nel.org,
	lgirdwood@...il.com,
	andriy.shevchenko@...ux.intel.com,
	cezary.rojewski@...el.com,
	amadeuszx.slawinski@...ux.intel.com,
	shenghao-ding@...com,
	kevin-lu@...com,
	baojun.xu@...com,
	jbrunet@...libre.com,
	neil.armstrong@...aro.org,
	khilman@...libre.com,
	hayashi.kunihiko@...ionext.com,
	mhiramat@...nel.org
Cc: linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Raag Jadav <raag.jadav@...el.com>
Subject: [PATCH v2 5/6] ASoC: meson: axg-tdm-interface: use devm_kmemdup_array()

Convert to use devm_kmemdup_array() which is more robust.

Signed-off-by: Raag Jadav <raag.jadav@...el.com>
---
 sound/soc/meson/axg-tdm-interface.c | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/sound/soc/meson/axg-tdm-interface.c b/sound/soc/meson/axg-tdm-interface.c
index 09103eef2a97..421b5d719fb3 100644
--- a/sound/soc/meson/axg-tdm-interface.c
+++ b/sound/soc/meson/axg-tdm-interface.c
@@ -529,7 +529,6 @@ static int axg_tdm_iface_probe(struct platform_device *pdev)
 	struct device *dev = &pdev->dev;
 	struct snd_soc_dai_driver *dai_drv;
 	struct axg_tdm_iface *iface;
-	int i;
 
 	iface = devm_kzalloc(dev, sizeof(*iface), GFP_KERNEL);
 	if (!iface)
@@ -541,15 +540,11 @@ static int axg_tdm_iface_probe(struct platform_device *pdev)
 	 * We'll change the number of channel provided by DAI stream, so dpcm
 	 * channel merge can be done properly
 	 */
-	dai_drv = devm_kcalloc(dev, ARRAY_SIZE(axg_tdm_iface_dai_drv),
-			       sizeof(*dai_drv), GFP_KERNEL);
+	dai_drv = devm_kmemdup_array(dev, axg_tdm_iface_dai_drv, ARRAY_SIZE(axg_tdm_iface_dai_drv),
+				     sizeof(axg_tdm_iface_dai_drv[0]), GFP_KERNEL);
 	if (!dai_drv)
 		return -ENOMEM;
 
-	for (i = 0; i < ARRAY_SIZE(axg_tdm_iface_dai_drv); i++)
-		memcpy(&dai_drv[i], &axg_tdm_iface_dai_drv[i],
-		       sizeof(*dai_drv));
-
 	/* Bit clock provided on the pad */
 	iface->sclk = devm_clk_get(dev, "sclk");
 	if (IS_ERR(iface->sclk))
-- 
2.34.1