diff --git a/examples/batched-read-write.c b/examples/batched-read-write.c
index 888f4b6..79cb5ab 100644
--- a/examples/batched-read-write.c
+++ b/examples/batched-read-write.c
@@ -47,7 +47,7 @@ try_deadlock (void *arg)
 {
   struct pollfd fds[1];
   struct nbd_connection *conn;
-  size_t i, j;
+  size_t j;
   int64_t handles[2];
   size_t in_flight;        /* counts number of requests in flight */
   int dir, r;
@@ -130,7 +130,6 @@ try_deadlock (void *arg)
 int
 main (int argc, char *argv[])
 {
-  int err;
   int64_t exportsize;
 
   if (argc < 2 || argc > 3) {