net/ipv4/fib_trie.c: In function ‘fib_table_flush_external’:
net/ipv4/fib_trie.c:1572:6: warning: unused variable ‘found’ [-Wunused-variable]
  int found = 0;
      ^
net/ipv4/fib_trie.c:1571:16: warning: unused variable ‘slen’ [-Wunused-variable]
  unsigned char slen;
                ^
Signed-off-by: David S. Miller <davem@davemloft.net>
        struct fib_alias *fa;
        struct tnode *n, *pn;
        unsigned long cindex;
-       unsigned char slen;
-       int found = 0;
 
        n = rcu_dereference(t->trie);
        if (!n)