diff options
| author | Milo Kim <milo.kim@ti.com> | 2015-08-25 08:54:12 +0300 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2015-08-25 21:36:24 +0300 |
| commit | 804486b19de92449203f95027c2b207d8c5d5c79 (patch) | |
| tree | d1119a87d91e9a01dfb225ea677d01b976fd218e /drivers/regulator/lp872x.c | |
| parent | d9ffae15f7b1933c71dfb7c5e8ef61296d2833d7 (diff) | |
| download | linux-804486b19de92449203f95027c2b207d8c5d5c79.tar.xz | |
regulator: lp872x: handle error case
If memory allocation gets failed on parsing the DT, then it returns error
'-ENOMEM' explicitly. Then, the driver exists from the _probe().
Signed-off-by: Milo Kim <milo.kim@ti.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'drivers/regulator/lp872x.c')
| -rw-r--r-- | drivers/regulator/lp872x.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/regulator/lp872x.c b/drivers/regulator/lp872x.c index 9142c1adc70c..8702e7384af7 100644 --- a/drivers/regulator/lp872x.c +++ b/drivers/regulator/lp872x.c @@ -849,7 +849,7 @@ static struct lp872x_platform_data pdata = devm_kzalloc(dev, sizeof(*pdata), GFP_KERNEL); if (!pdata) - goto out; + return ERR_PTR(-ENOMEM); of_property_read_u8(np, "ti,general-config", &pdata->general_config); if (of_find_property(np, "ti,update-config", NULL)) @@ -857,7 +857,7 @@ static struct lp872x_platform_data pdata->dvs = devm_kzalloc(dev, sizeof(struct lp872x_dvs), GFP_KERNEL); if (!pdata->dvs) - goto out; + return ERR_PTR(-ENOMEM); pdata->dvs->gpio = of_get_named_gpio(np, "ti,dvs-gpio", 0); of_property_read_u8(np, "ti,dvs-vsel", (u8 *)&pdata->dvs->vsel); @@ -910,11 +910,14 @@ static int lp872x_probe(struct i2c_client *cl, const struct i2c_device_id *id) [LP8725] = LP8725_NUM_REGULATORS, }; - if (cl->dev.of_node) + if (cl->dev.of_node) { pdata = lp872x_populate_pdata_from_dt(&cl->dev, (enum lp872x_id)id->driver_data); - else + if (IS_ERR(pdata)) + return PTR_ERR(pdata); + } else { pdata = dev_get_platdata(&cl->dev); + } lp = devm_kzalloc(&cl->dev, sizeof(struct lp872x), GFP_KERNEL); if (!lp) |