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authorLinus Torvalds <torvalds@linux-foundation.org>2013-03-15 17:33:13 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-03-15 17:33:13 -0700
commit92fbb1c9179052a81b74420d4695db2be9a5fe0e (patch)
tree60b980c4aace2c2bf5e28943d0ea0eaae64db353 /drivers/hwmon/pmbus/pmbus_core.c
parent1d9d8639c063caf6efc2447f5f26aa637f844ff6 (diff)
parent8c958c703ef8804093437959221951eaf0e1e664 (diff)
Merge tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging
Pull hwmon fixes from Guenter Roeck: "Bug fixes for pmbus, ltc2978, and lineage-pem drivers Added specific maintainer for some hwmon drivers" * tag 'hwmon-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/groeck/linux-staging: hwmon: (pmbus/ltc2978) Fix temperature reporting hwmon: (pmbus) Fix krealloc() misuse in pmbus_add_attribute() hwmon: (lineage-pem) Add missing terminating entry for pem_[input|fan]_attributes MAINTAINERS: Add maintainer for MAX6697, INA209, and INA2XX drivers
Diffstat (limited to 'drivers/hwmon/pmbus/pmbus_core.c')
-rw-r--r--drivers/hwmon/pmbus/pmbus_core.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c
index 80eef50c50f..9add60920ac 100644
--- a/drivers/hwmon/pmbus/pmbus_core.c
+++ b/drivers/hwmon/pmbus/pmbus_core.c
@@ -766,12 +766,14 @@ static ssize_t pmbus_show_label(struct device *dev,
static int pmbus_add_attribute(struct pmbus_data *data, struct attribute *attr)
{
if (data->num_attributes >= data->max_attributes - 1) {
- data->max_attributes += PMBUS_ATTR_ALLOC_SIZE;
- data->group.attrs = krealloc(data->group.attrs,
- sizeof(struct attribute *) *
- data->max_attributes, GFP_KERNEL);
- if (data->group.attrs == NULL)
+ int new_max_attrs = data->max_attributes + PMBUS_ATTR_ALLOC_SIZE;
+ void *new_attrs = krealloc(data->group.attrs,
+ new_max_attrs * sizeof(void *),
+ GFP_KERNEL);
+ if (!new_attrs)
return -ENOMEM;
+ data->group.attrs = new_attrs;
+ data->max_attributes = new_max_attrs;
}
data->group.attrs[data->num_attributes++] = attr;