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path: root/drivers/iio/inkern.c
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Diffstat (limited to 'drivers/iio/inkern.c')
-rw-r--r--drivers/iio/inkern.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/iio/inkern.c b/drivers/iio/inkern.c
index c8bad3cf891d..734a0042de0c 100644
--- a/drivers/iio/inkern.c
+++ b/drivers/iio/inkern.c
@@ -61,12 +61,10 @@ EXPORT_SYMBOL_GPL(iio_map_array_register);
int iio_map_array_unregister(struct iio_dev *indio_dev)
{
int ret = -ENODEV;
- struct iio_map_internal *mapi;
- struct list_head *pos, *tmp;
+ struct iio_map_internal *mapi, *next;
mutex_lock(&iio_map_list_lock);
- list_for_each_safe(pos, tmp, &iio_map_list) {
- mapi = list_entry(pos, struct iio_map_internal, l);
+ list_for_each_entry_safe(mapi, next, &iio_map_list, l) {
if (indio_dev == mapi->indio_dev) {
list_del(&mapi->l);
kfree(mapi);
@@ -351,6 +349,8 @@ EXPORT_SYMBOL_GPL(iio_channel_get);
void iio_channel_release(struct iio_channel *channel)
{
+ if (!channel)
+ return;
iio_device_put(channel->indio_dev);
kfree(channel);
}