ASoC: sti-sas: Fix checking return value for ERR_PTR
Both devm_regmap_init and syscon_regmap_lookup_by_phandle return ERR_PTR
on failure.
Signed-off-by: Axel Lin <axel.lin@ingics.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
diff --git a/sound/soc/codecs/sti-sas.c b/sound/soc/codecs/sti-sas.c
index 32db2c2..4168b88 100644
--- a/sound/soc/codecs/sti-sas.c
+++ b/sound/soc/codecs/sti-sas.c
@@ -568,17 +568,17 @@
/* Request the DAC & SPDIF registers memory region */
drvdata->dac.virt_regmap = devm_regmap_init(&pdev->dev, NULL, drvdata,
drvdata->dev_data->regmap);
- if (!drvdata->dac.virt_regmap) {
+ if (IS_ERR(drvdata->dac.virt_regmap)) {
dev_err(&pdev->dev, "audio registers not enabled\n");
- return -EFAULT;
+ return PTR_ERR(drvdata->dac.virt_regmap);
}
/* Request the syscon region */
drvdata->dac.regmap =
syscon_regmap_lookup_by_phandle(pnode, "st,syscfg");
- if (!drvdata->dac.regmap) {
+ if (IS_ERR(drvdata->dac.regmap)) {
dev_err(&pdev->dev, "syscon registers not available\n");
- return -EFAULT;
+ return PTR_ERR(drvdata->dac.regmap);
}
drvdata->spdif.regmap = drvdata->dac.regmap;