From 74823db9ba2e13f3ec007b354759b3d8125e462c Mon Sep 17 00:00:00 2001 From: Chen Ni Date: Tue, 27 Jan 2026 11:32:50 +0800 Subject: [PATCH] ASoC: sunxi: sun50i-dmic: Add missing check for devm_regmap_init_mmio Add check for the return value of devm_regmap_init_mmio() and return the error if it fails in order to catch the error. Signed-off-by: Chen Ni Link: https://patch.msgid.link/20260127033250.2044608-1-nichen@iscas.ac.cn Signed-off-by: Mark Brown --- sound/soc/sunxi/sun50i-dmic.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/soc/sunxi/sun50i-dmic.c b/sound/soc/sunxi/sun50i-dmic.c index bab1e29c99887..eddfebe166169 100644 --- a/sound/soc/sunxi/sun50i-dmic.c +++ b/sound/soc/sunxi/sun50i-dmic.c @@ -358,6 +358,9 @@ static int sun50i_dmic_probe(struct platform_device *pdev) host->regmap = devm_regmap_init_mmio(&pdev->dev, base, &sun50i_dmic_regmap_config); + if (IS_ERR(host->regmap)) + return dev_err_probe(&pdev->dev, PTR_ERR(host->regmap), + "failed to initialise regmap\n"); /* Clocks */ host->bus_clk = devm_clk_get(&pdev->dev, "bus"); -- 2.47.3