Fix some minor issues found by cppcheck.

[tinc] / src / protocol_key.c

diff --git a/src/protocol_key.c b/src/protocol_key.c
index d24d4ac..e1bb3b9 100644 (file)
--- 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,
@@ -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);