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| author | Jean Delvare <khali@linux-fr.org> | 2011-11-04 12:00:46 +0100 |
|---|---|---|
| committer | Jean Delvare <khali@endymion.delvare> | 2011-11-04 12:00:46 +0100 |
| commit | 547a1c99d0052c8bee0a8fe4091e6a9094c3cde3 (patch) | |
| tree | 59b992509ab6c0a24df9f0391e1f974ff6269c6f /drivers/hwmon/ibmaem.c | |
| parent | hwmon: (lm73) Make detection less problematic (diff) | |
| download | linux-547a1c99d0052c8bee0a8fe4091e6a9094c3cde3.tar.xz linux-547a1c99d0052c8bee0a8fe4091e6a9094c3cde3.zip | |
hwmon: (ibmaem) Fix error paths
I am under the impression that error paths in functions
aem_init_aem1_inst() and aem_init_aem2_inst() are incorrect. In
several cases, the function returns 0 on error, which I suspect is
not intended. Fix this by properly tracking error codes.
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Acked-by: Darrick J. Wong <djwong@us.ibm.com>
Acked-by: Guenter Roeck <guenter.roeck@ericsson.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/hwmon/ibmaem.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/hwmon/ibmaem.c b/drivers/hwmon/ibmaem.c index 783d0c17b762..aba6b59dc3a5 100644 --- a/drivers/hwmon/ibmaem.c +++ b/drivers/hwmon/ibmaem.c @@ -570,24 +570,26 @@ static int aem_init_aem1_inst(struct aem_ipmi_data *probe, u8 module_handle) platform_set_drvdata(data->pdev, data); /* Set up IPMI interface */ - if (aem_init_ipmi_data(&data->ipmi, probe->interface, - probe->bmc_device)) + res = aem_init_ipmi_data(&data->ipmi, probe->interface, + probe->bmc_device); + if (res) goto ipmi_err; /* Register with hwmon */ data->hwmon_dev = hwmon_device_register(&data->pdev->dev); - if (IS_ERR(data->hwmon_dev)) { dev_err(&data->pdev->dev, "Unable to register hwmon " "device for IPMI interface %d\n", probe->interface); + res = PTR_ERR(data->hwmon_dev); goto hwmon_reg_err; } data->update = update_aem1_sensors; /* Find sensors */ - if (aem1_find_sensors(data)) + res = aem1_find_sensors(data); + if (res) goto sensor_err; /* Add to our list of AEM devices */ @@ -704,24 +706,26 @@ static int aem_init_aem2_inst(struct aem_ipmi_data *probe, platform_set_drvdata(data->pdev, data); /* Set up IPMI interface */ - if (aem_init_ipmi_data(&data->ipmi, probe->interface, - probe->bmc_device)) + res = aem_init_ipmi_data(&data->ipmi, probe->interface, + probe->bmc_device); + if (res) goto ipmi_err; /* Register with hwmon */ data->hwmon_dev = hwmon_device_register(&data->pdev->dev); - if (IS_ERR(data->hwmon_dev)) { dev_err(&data->pdev->dev, "Unable to register hwmon " "device for IPMI interface %d\n", probe->interface); + res = PTR_ERR(data->hwmon_dev); goto hwmon_reg_err; } data->update = update_aem2_sensors; /* Find sensors */ - if (aem2_find_sensors(data)) + res = aem2_find_sensors(data); + if (res) goto sensor_err; /* Add to our list of AEM devices */ |