mka: Mark ieee802_1x_kay_create_mka() ckn and cak arguments const

These structures are not modified or freed (i.e., only data from them is
copied), so mark the arguments const to document this a bit more clearly
now that there was a memory leak in one of the callers to this function.

Signed-off-by: Jouni Malinen <j@w1.fi>

src/pae/ieee802_1x_kay.c

@@ -3269,8 +3269,9 @@ ieee802_1x_kay_deinit(struct ieee802_1x_kay *kay)
  * ieee802_1x_kay_create_mka -
  */
 struct ieee802_1x_mka_participant *
-ieee802_1x_kay_create_mka(struct ieee802_1x_kay *kay, struct mka_key_name *ckn,
-			  struct mka_key *cak, u32 life,
+ieee802_1x_kay_create_mka(struct ieee802_1x_kay *kay,
+			  const struct mka_key_name *ckn,
+			  const struct mka_key *cak, u32 life,
 			  enum mka_created_mode mode, Boolean is_authenticator)
 {
 	struct ieee802_1x_mka_participant *participant;

src/pae/ieee802_1x_kay.h

@@ -241,7 +241,8 @@ void ieee802_1x_kay_deinit(struct ieee802_1x_kay *kay);
 
 struct ieee802_1x_mka_participant *
 ieee802_1x_kay_create_mka(struct ieee802_1x_kay *kay,
-			  struct mka_key_name *ckn, struct mka_key *cak,
+			  const struct mka_key_name *ckn,
+			  const struct mka_key *cak,
 			  u32 life, enum mka_created_mode mode,
 			  Boolean is_authenticator);
 void ieee802_1x_kay_delete_mka(struct ieee802_1x_kay *kay,