Merge branches 'cma', 'ipoib', 'misc', 'mlx4', 'ocrdma', 'qib' and 'srp' into for...

[deliverable/linux.git] / drivers / mfd / mc13xxx-spi.c

diff --git a/drivers/mfd/mc13xxx-spi.c b/drivers/mfd/mc13xxx-spi.c
index 03df422feb763ab075ac5fa741ef09b71c066d1d..0bdb43a0aff0756513a06d2184bc16db41fdc88c 100644 (file)
--- a/drivers/mfd/mc13xxx-spi.c
+++ b/drivers/mfd/mc13xxx-spi.c
@@ -119,17 +119,11 @@ static struct regmap_bus regmap_mc13xxx_bus = {
 
 static int mc13xxx_spi_probe(struct spi_device *spi)
 {
-       const struct of_device_id *of_id;
-       struct spi_driver *sdrv = to_spi_driver(spi->dev.driver);
        struct mc13xxx *mc13xxx;
        struct mc13xxx_platform_data *pdata = dev_get_platdata(&spi->dev);
        int ret;
 
-       of_id = of_match_device(mc13xxx_dt_ids, &spi->dev);
-       if (of_id)
-               sdrv->id_table = &mc13xxx_device_id[(enum mc13xxx_id) of_id->data];
-
-       mc13xxx = kzalloc(sizeof(*mc13xxx), GFP_KERNEL);
+       mc13xxx = devm_kzalloc(&spi->dev, sizeof(*mc13xxx), GFP_KERNEL);
        if (!mc13xxx)
                return -ENOMEM;
 
@@ -139,15 +133,14 @@ static int mc13xxx_spi_probe(struct spi_device *spi)
        mc13xxx->dev = &spi->dev;
        mutex_init(&mc13xxx->lock);
 
-       mc13xxx->regmap = regmap_init(&spi->dev, &regmap_mc13xxx_bus, &spi->dev,
-                                       &mc13xxx_regmap_spi_config);
-
+       mc13xxx->regmap = devm_regmap_init(&spi->dev, &regmap_mc13xxx_bus,
+                                          &spi->dev,
+                                          &mc13xxx_regmap_spi_config);
        if (IS_ERR(mc13xxx->regmap)) {
                ret = PTR_ERR(mc13xxx->regmap);
                dev_err(mc13xxx->dev, "Failed to initialize register map: %d\n",
                                ret);
                dev_set_drvdata(&spi->dev, NULL);
-               kfree(mc13xxx);
                return ret;
        }