Fix g++ build

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>

diff --git a/src/rcu.c b/src/rcu.c
index 2e8be1c1b238a17ea337104ca4b90d4defb93b2b..1fd1af21a8e71757901ca3bfabb1c6e19f1cf8c8 100644 (file)
--- a/src/rcu.c
+++ b/src/rcu.c
@@ -286,7 +286,8 @@ void side_rcu_gp_init(struct side_rcu_gp_state *rcu_gp)
        if (!rcu_gp->nr_cpus)
                abort();
        pthread_mutex_init(&rcu_gp->gp_lock, NULL);
-       rcu_gp->percpu_state = calloc(rcu_gp->nr_cpus, sizeof(struct side_rcu_cpu_gp_state));
+       rcu_gp->percpu_state = (struct side_rcu_cpu_gp_state *)
+               calloc(rcu_gp->nr_cpus, sizeof(struct side_rcu_cpu_gp_state));
        if (!rcu_gp->percpu_state)
                abort();
        if (!membarrier(MEMBARRIER_CMD_REGISTER_PRIVATE_EXPEDITED, 0, 0))