Fix some minor issues found by cppcheck.

[tinc] / src / route.c

diff --git a/src/route.c b/src/route.c
index c10fddb..7ae4960 100644 (file)
--- a/src/route.c
+++ b/src/route.c
@@ -510,7 +510,7 @@ static void route_broadcast(node_t *source, vpn_packet_t *packet) {
 static void fragment_ipv4_packet(node_t *dest, vpn_packet_t *packet, length_t ether_size) {
        struct ip ip;
        vpn_packet_t fragment;
-       int len, maxlen, todo;
+       int maxlen, todo;
        uint8_t *offset;
        uint16_t ip_off, origf;
 
@@ -537,7 +537,7 @@ static void fragment_ipv4_packet(node_t *dest, vpn_packet_t *packet, length_t et
        ip_off &= IP_OFFMASK;
 
        while(todo) {
-               len = todo > maxlen ? maxlen : todo;
+               int len = todo > maxlen ? maxlen : todo;
                memcpy(DATA(&fragment) + ether_size + ip_size, offset, len);
                todo -= len;
                offset += len;