1 files changed, 3 insertions, 2 deletions

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index 81a3bfa45471..389f1d20adf4 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -781,10 +781,11 @@ enum wiphy_params_flags {
  * @get_key: get information about the key with the given parameters.
  *      @mac_addr will be %NULL when requesting information for a group
  *      key. All pointers given to the @callback function need not be valid
- *      after it returns.
+ *      after it returns. This function should return an error if it is
+ *      not possible to retrieve the key, -ENOENT if it doesn't exist.
  *
  * @del_key: remove a key given the @mac_addr (%NULL for a group key)
- *      and @key_index
+ *      and @key_index, return -ENOENT if the key doesn't exist.
  *
  * @set_default_key: set the default key on an interface
  *