pknock: resolve warnings about unused variables

diff --git a/extensions/pknock/pknlusr.c b/extensions/pknock/pknlusr.c
index c1d0ff2112a3e66f327be14b8eb40ed8d23390db..6153bf6de099c0d448fc96c18934c2ff8d5a6ccc 100644 (file)
--- a/extensions/pknock/pknlusr.c
+++ b/extensions/pknock/pknlusr.c
@@ -13,7 +13,6 @@
 #define GROUP 1
 
 static struct sockaddr_nl src_addr, dest_addr;
-static struct msghdr msg;
 static int sock_fd;
 
 static unsigned char *buf;
@@ -25,9 +24,8 @@ int main(void)
        socklen_t addrlen;
        int status;
        int group = GROUP;
-       struct cn_msg *cnmsg;
 
-       int i, buf_size;
+       int buf_size;
 
        const char *ip;
        char ipbuf[48];