From: Baojun Xu Date: Thu, 19 Mar 2026 09:07:47 +0000 (+0800) Subject: ASoC: tas2781: Add null check for calibration data X-Git-Tag: v7.0-rc6~30^2~6^2~9 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a437601a0a1383260222223440a95dd4322eb7fa;p=thirdparty%2Fkernel%2Flinux.git ASoC: tas2781: Add null check for calibration data For avoid null pointer problem if no calibration data exist. Fixes: 55137f5a68b5e ("ASoC: tas2781: Put three different calibrated data solution into the same data structure") Signed-off-by: Baojun Xu Link: https://patch.msgid.link/20260319090747.2090-1-baojun.xu@ti.com Signed-off-by: Mark Brown --- diff --git a/sound/soc/codecs/tas2781-fmwlib.c b/sound/soc/codecs/tas2781-fmwlib.c index 5798d518d94c..a1d86bd309f4 100644 --- a/sound/soc/codecs/tas2781-fmwlib.c +++ b/sound/soc/codecs/tas2781-fmwlib.c @@ -2550,6 +2550,9 @@ static void tasdev_load_calibrated_data(struct tasdevice_priv *priv, int i) int k = i * (cali_data->cali_dat_sz_per_dev + 1); int rc; + if (!data || !cali_data->total_sz) + return; + if (data[k] != i) { dev_err(priv->dev, "%s: no cal-data for dev %d from usr-spc\n", __func__, i);