Fix memory leaks found by valgrind.

[tinc] / src / protocol_key.c

diff --git a/src/protocol_key.c b/src/protocol_key.c
index fb53fe1..c042c4b 100644 (file)
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -258,6 +258,9 @@ bool send_ans_key(node_t *to) {
        size_t keylen = cipher_keylength(&myself->incipher);
        char key[keylen * 2 + 1];
 
+       cipher_close(&to->incipher);
+       digest_close(&to->indigest);
+
        cipher_open_by_nid(&to->incipher, cipher_get_nid(&myself->incipher));
        digest_open_by_nid(&to->indigest, digest_get_nid(&myself->indigest), digest_length(&myself->indigest));
        to->incompression = myself->incompression;
@@ -345,6 +348,8 @@ bool ans_key_h(connection_t *c, const char *request) {
        }
 
        /* Don't use key material until every check has passed. */
+       cipher_close(&from->outcipher);
+       digest_close(&from->outdigest);
        from->status.validkey = false;
 
        if(compression < 0 || compression > 11) {