iio: core: Switch to krealloc_array()
Let the krealloc_array() copy the original data and check for a multiplication overflow. Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Nuno Sa <nuno.sa@analog.com> Link: https://lore.kernel.org/r/20230724110204.46285-4-andriy.shevchenko@linux.intel.com Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
This commit is contained in:
parent
971ddd4b4d
commit
5a0821e0e3
|
@ -1474,7 +1474,7 @@ int iio_device_register_sysfs_group(struct iio_dev *indio_dev,
|
|||
const struct attribute_group **new, **old = iio_dev_opaque->groups;
|
||||
unsigned int cnt = iio_dev_opaque->groupcounter;
|
||||
|
||||
new = krealloc(old, sizeof(*new) * (cnt + 2), GFP_KERNEL);
|
||||
new = krealloc_array(old, cnt + 2, sizeof(*new), GFP_KERNEL);
|
||||
if (!new)
|
||||
return -ENOMEM;
|
||||
|
||||
|
|
Loading…
Reference in New Issue