6to4: Remove unused variables

diff --git a/src/6to4.c b/src/6to4.c
index 3877bfb..5e75223 100644 (file)
--- a/src/6to4.c
+++ b/src/6to4.c
@@ -464,7 +464,7 @@ int __connman_6to4_probe(struct connman_service *service)
 {
        struct connman_ipconfig *ip4config, *ip6config;
        enum connman_ipconfig_method method;
-       unsigned int a, b, c, d;
+       unsigned int a, b;
        struct in_addr ip4addr;
        in_addr_t addr;
        const char *address;
@@ -502,8 +502,6 @@ int __connman_6to4_probe(struct connman_service *service)
 
        a = (addr & 0xff000000) >> 24;
        b = (addr & 0x00ff0000) >> 16;
-       c = (addr & 0x0000ff00) >> 8;
-       d = addr & 0x000000ff;
 
        /* 6to4 tunnel is only usable if we have a public IPv4 address */
        if (a == 10 || (a == 192 && b == 168) ||