1 files changed, 4 insertions, 4 deletions
diff --git a/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver_posix.c b/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver_posix.c
index b696344eab..9747d39a16 100644
--- a/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver_posix.c
+++ b/src/core/ext/filters/client_channel/resolver/dns/c_ares/grpc_ares_ev_driver_posix.c
@@ -111,7 +111,7 @@ static void fd_node_destroy(grpc_exec_ctx *exec_ctx, fd_node *fdn) {
 
 grpc_error *grpc_ares_ev_driver_create(grpc_ares_ev_driver **ev_driver,
                                        grpc_pollset_set *pollset_set) {
-  *ev_driver = gpr_malloc(sizeof(grpc_ares_ev_driver));
+  *ev_driver = (grpc_ares_ev_driver *)gpr_malloc(sizeof(grpc_ares_ev_driver));
   int status = ares_init(&(*ev_driver)->channel);
   gpr_log(GPR_DEBUG, "grpc_ares_ev_driver_create");
   if (status != ARES_SUCCESS) {
@@ -178,7 +178,7 @@ static fd_node *pop_fd_node(fd_node **head, int fd) {
 
 static void on_readable_cb(grpc_exec_ctx *exec_ctx, void *arg,
                            grpc_error *error) {
-  fd_node *fdn = arg;
+  fd_node *fdn = (fd_node *)arg;
   grpc_ares_ev_driver *ev_driver = fdn->ev_driver;
   gpr_mu_lock(&fdn->mu);
   fdn->readable_registered = false;
@@ -205,7 +205,7 @@ static void on_readable_cb(grpc_exec_ctx *exec_ctx, void *arg,
 
 static void on_writable_cb(grpc_exec_ctx *exec_ctx, void *arg,
                            grpc_error *error) {
-  fd_node *fdn = arg;
+  fd_node *fdn = (fd_node *)arg;
   grpc_ares_ev_driver *ev_driver = fdn->ev_driver;
   gpr_mu_lock(&fdn->mu);
   fdn->writable_registered = false;
@@ -251,7 +251,7 @@ static void grpc_ares_notify_on_event_locked(grpc_exec_ctx *exec_ctx,
         if (fdn == NULL) {
           char *fd_name;
           gpr_asprintf(&fd_name, "ares_ev_driver-%" PRIuPTR, i);
-          fdn = gpr_malloc(sizeof(fd_node));
+          fdn = (fd_node *)gpr_malloc(sizeof(fd_node));
           gpr_log(GPR_DEBUG, "new fd: %d", socks[i]);
           fdn->grpc_fd = grpc_fd_create(socks[i], fd_name);
           fdn->ev_driver = ev_driver;