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authorGuenter Roeck <guenter.roeck@ericsson.com>2011-06-30 02:30:03 -0700
committerGuenter Roeck <guenter.roeck@ericsson.com>2011-07-01 15:56:06 -0700
commit3b33ca41227a54a78446fb0d7a6fdb9862f563db (patch)
treede8d5bf8012abb3d01962fcc7ab6c9226183ac93 /drivers/hwmon
parent7f2c0662e5cfd05f12ca49109e8f787bf2d87b66 (diff)
downloadlinux-3b33ca41227a54a78446fb0d7a6fdb9862f563db.tar.gz
hwmon: (adm1275) Free allocated memory if probe function fails
Probe function did not free allocated memory if it failed. Fix it. Signed-off-by: Guenter Roeck <guenter.roeck@ericsson.com> Reviewed-by: Robert Coulson <robert.coulson@ericsson.com>
Diffstat (limited to 'drivers/hwmon')
-rw-r--r--drivers/hwmon/adm1275.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/hwmon/adm1275.c b/drivers/hwmon/adm1275.c
index c2ee2048ab91..b9b7caf4a1d2 100644
--- a/drivers/hwmon/adm1275.c
+++ b/drivers/hwmon/adm1275.c
@@ -32,6 +32,7 @@ static int adm1275_probe(struct i2c_client *client,
const struct i2c_device_id *id)
{
int config;
+ int ret;
struct pmbus_driver_info *info;
if (!i2c_check_functionality(client->adapter,
@@ -43,8 +44,10 @@ static int adm1275_probe(struct i2c_client *client,
return -ENOMEM;
config = i2c_smbus_read_byte_data(client, ADM1275_PMON_CONFIG);
- if (config < 0)
- return config;
+ if (config < 0) {
+ ret = config;
+ goto err_mem;
+ }
info->pages = 1;
info->direct[PSC_VOLTAGE_IN] = true;
@@ -76,7 +79,14 @@ static int adm1275_probe(struct i2c_client *client,
else
info->func[0] |= PMBUS_HAVE_VIN | PMBUS_HAVE_STATUS_INPUT;
- return pmbus_do_probe(client, id, info);
+ ret = pmbus_do_probe(client, id, info);
+ if (ret)
+ goto err_mem;
+ return 0;
+
+err_mem:
+ kfree(info);
+ return ret;
}
static int adm1275_remove(struct i2c_client *client)