diff options
author | Ingo Molnar <mingo@elte.hu> | 2010-10-07 09:43:11 +0200 |
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committer | Ingo Molnar <mingo@elte.hu> | 2010-10-07 09:43:11 +0200 |
commit | d4f8f217b8a5d5bd02af979650418dca4caec472 (patch) | |
tree | af047bfa9729c975e24cb7624107574e884d3a57 /drivers/hwmon/ads7871.c | |
parent | 2dfbf4dfbe47a484bae20456c12b40763b9b6af7 (diff) | |
parent | 773e3f93577ffb493fb7c39b1a6ecf39b5748e87 (diff) |
Merge branch 'rcu/urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-2.6-rcu into core/rcu
Diffstat (limited to 'drivers/hwmon/ads7871.c')
-rw-r--r-- | drivers/hwmon/ads7871.c | 38 |
1 files changed, 19 insertions, 19 deletions
diff --git a/drivers/hwmon/ads7871.c b/drivers/hwmon/ads7871.c index b300a2048af..52319340e18 100644 --- a/drivers/hwmon/ads7871.c +++ b/drivers/hwmon/ads7871.c @@ -160,30 +160,12 @@ static const struct attribute_group ads7871_group = { static int __devinit ads7871_probe(struct spi_device *spi) { - int status, ret, err = 0; + int ret, err; uint8_t val; struct ads7871_data *pdata; dev_dbg(&spi->dev, "probe\n"); - pdata = kzalloc(sizeof(struct ads7871_data), GFP_KERNEL); - if (!pdata) { - err = -ENOMEM; - goto exit; - } - - status = sysfs_create_group(&spi->dev.kobj, &ads7871_group); - if (status < 0) - goto error_free; - - pdata->hwmon_dev = hwmon_device_register(&spi->dev); - if (IS_ERR(pdata->hwmon_dev)) { - err = PTR_ERR(pdata->hwmon_dev); - goto error_remove; - } - - spi_set_drvdata(spi, pdata); - /* Configure the SPI bus */ spi->mode = (SPI_MODE_0); spi->bits_per_word = 8; @@ -201,6 +183,24 @@ static int __devinit ads7871_probe(struct spi_device *spi) we need to make sure we really have a chip*/ if (val != ret) { err = -ENODEV; + goto exit; + } + + pdata = kzalloc(sizeof(struct ads7871_data), GFP_KERNEL); + if (!pdata) { + err = -ENOMEM; + goto exit; + } + + err = sysfs_create_group(&spi->dev.kobj, &ads7871_group); + if (err < 0) + goto error_free; + + spi_set_drvdata(spi, pdata); + + pdata->hwmon_dev = hwmon_device_register(&spi->dev); + if (IS_ERR(pdata->hwmon_dev)) { + err = PTR_ERR(pdata->hwmon_dev); goto error_remove; } |