Make node_get_curve25519_onion_key() return a const ptr

2 files changed, 3 insertions, 2 deletions

diff --git a/src/or/nodelist.c b/src/or/nodelist.c
index cb324e9b03..1ab385cd35 100644
--- a/src/or/nodelist.c
+++ b/src/or/nodelist.c
@@ -1640,7 +1640,7 @@ node_has_curve25519_onion_key(const node_t *node)
 }
 
 /** Return the curve25519 key of <b>node</b>, or NULL if none. */
-curve25519_public_key_t *
+const curve25519_public_key_t *
 node_get_curve25519_onion_key(const node_t *node)
 {
   if (node->ri)
diff --git a/src/or/nodelist.h b/src/or/nodelist.h
index 2922b6e2da..e879b4e8ff 100644
--- a/src/or/nodelist.h
+++ b/src/or/nodelist.h
@@ -86,7 +86,8 @@ int node_get_prim_dirport(const node_t *node, tor_addr_port_t *ap_out);
 void node_get_pref_dirport(const node_t *node, tor_addr_port_t *ap_out);
 void node_get_pref_ipv6_dirport(const node_t *node, tor_addr_port_t *ap_out);
 int node_has_curve25519_onion_key(const node_t *node);
-curve25519_public_key_t *node_get_curve25519_onion_key(const node_t *node);
+const curve25519_public_key_t *node_get_curve25519_onion_key(
+                                  const node_t *node);
 
 MOCK_DECL(smartlist_t *, nodelist_get_list, (void));