diff options
| author | Yi Zhang <yizhang@marvell.com> | 2013-06-14 01:21:45 -0400 |
|---|---|---|
| committer | Samuel Ortiz <sameo@linux.intel.com> | 2013-06-18 01:05:52 +0200 |
| commit | 618fa57512c724d1d1a446162ad853249f8ac717 (patch) | |
| tree | 7568b24b34cd808c41f753f597838f883df2e564 /drivers/mfd/88pm800.c | |
| parent | dc7d48635dd3c3fd5360238f7d2c697ff13abe7b (diff) | |
| download | linux-stable-618fa57512c724d1d1a446162ad853249f8ac717.tar.gz linux-stable-618fa57512c724d1d1a446162ad853249f8ac717.tar.bz2 linux-stable-618fa57512c724d1d1a446162ad853249f8ac717.zip | |
mfd: 88pm800: Fix NULL pointer dereference
Move "device_800_init" to fix NULL pointer error when
calling "device_gpadc_init" as it needs "subchip->regmap_gpadc"
to set registers via regmap interface
Signed-off-by: Yi Zhang <yizhang@marvell.com>
Signed-off-by: Chao Xie <chao.xie@marvell.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
Diffstat (limited to 'drivers/mfd/88pm800.c')
| -rw-r--r-- | drivers/mfd/88pm800.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/mfd/88pm800.c b/drivers/mfd/88pm800.c index 582bda543520..b2f9f0f9deb3 100644 --- a/drivers/mfd/88pm800.c +++ b/drivers/mfd/88pm800.c @@ -528,24 +528,26 @@ static int pm800_probe(struct i2c_client *client, subchip->gpadc_page_addr = pdata->gpadc_page_addr; chip->subchip = subchip; - ret = device_800_init(chip, pdata); - if (ret) { - dev_err(chip->dev, "%s id 0x%x failed!\n", __func__, chip->id); - goto err_subchip_alloc; - } - ret = pm800_pages_init(chip); if (ret) { dev_err(&client->dev, "pm800_pages_init failed!\n"); goto err_page_init; } + ret = device_800_init(chip, pdata); + if (ret) { + dev_err(chip->dev, "%s id 0x%x failed!\n", __func__, chip->id); + goto err_device_init; + } + if (pdata->plat_config) pdata->plat_config(chip, pdata); + return 0; + +err_device_init: + pm800_pages_exit(chip); err_page_init: - mfd_remove_devices(chip->dev); - device_irq_exit_800(chip); err_subchip_alloc: pm80x_deinit(); out_init: |