X-Git-Url: https://tinc-vpn.org/git/browse?a=blobdiff_plain;f=src%2Fprotocol_key.c;h=e1bb3b9b6e83d38e0147bf639cc32405be36a704;hb=970799aa3406c22a575f665d3964c15d7c9ab555;hp=dd547047f0a58b2c699c8625d1495a840fb9409e;hpb=613d586afd22159cee57c9524218c7200f4f1096;p=tinc

diff --git a/src/protocol_key.c b/src/protocol_key.c
index dd547047..e1bb3b9b 100644
--- a/src/protocol_key.c
+++ b/src/protocol_key.c
@@ -356,7 +356,7 @@ bool ans_key_h(connection_t *c, const char *request) {
 	char key[MAX_STRING_SIZE];
 	char address[MAX_STRING_SIZE] = "";
 	char port[MAX_STRING_SIZE] = "";
-	int cipher, digest, maclength, compression, keylen;
+	int cipher, digest, maclength, compression;
 	node_t *from, *to;
 
 	if(sscanf(request, "%*d "MAX_STRING" "MAX_STRING" "MAX_STRING" %d %d %d %d "MAX_STRING" "MAX_STRING,
@@ -400,7 +400,7 @@ bool ans_key_h(connection_t *c, const char *request) {
 			return true;
 		}
 
-		if(!*address && from->address.sa.sa_family != AF_UNSPEC) {
+		if(!*address && from->address.sa.sa_family != AF_UNSPEC && to->minmtu) {
 			char *address, *port;
 			logger(DEBUG_PROTOCOL, LOG_DEBUG, "Appending reflexive UDP address to ANS_KEY from %s to %s", from->name, to->name);
 			sockaddr2str(&from->address, &address, &port);
@@ -489,7 +489,7 @@ bool ans_key_h(connection_t *c, const char *request) {
 
 	/* Process key */
 
-	keylen = hex2bin(key, key, sizeof key);
+	int keylen = hex2bin(key, key, sizeof key);
 
 	if(keylen != (from->outcipher ? cipher_keylength(from->outcipher) : 1)) {
 		logger(DEBUG_ALWAYS, LOG_ERR, "Node %s (%s) uses wrong keylength!", from->name, from->hostname);