examples: nf-queue: fix compilation warning with gcc-4.7

nf-queue.c: In function ‘main’:
nf-queue.c:146:12: warning: unused variable ‘id’ [-Wunused-variable]

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 0 insertions, 2 deletions

diff --git a/examples/nf-queue.c b/examples/nf-queue.c
index 8b4b63d..4d56751 100644
--- a/examples/nf-queue.c
+++ b/examples/nf-queue.c
@@ -143,8 +143,6 @@ int main(int argc, char *argv[])
 		exit(EXIT_FAILURE);
 	}
 	while (ret > 0) {
-		uint32_t id;
-
 		ret = mnl_cb_run(buf, ret, 0, portid, queue_cb, NULL);
 		if (ret < 0){
 			perror("mnl_cb_run");