Staging: nvec: removes a useless cast on a void pointer

Remove an unnecessary cast on a void pointer in nvec_power.c

Signed-off-by: Ben Marsh <[e-mail]>
Signed-off-by: Greg Kroah-Hartman <[e-mail]>

drivers/staging/nvec/nvec_power.c

···
 {
 	struct nvec_power *power =
 	    container_of(nb, struct nvec_power, notifier);
-	struct bat_response *res = (struct bat_response *)data;
+	struct bat_response *res = data;
 
 	if (event_type != NVEC_SYS)
 		return NOTIFY_DONE;
···
 {
 	struct nvec_power *power =
 	    container_of(nb, struct nvec_power, notifier);
-	struct bat_response *res = (struct bat_response *)data;
+	struct bat_response *res = data;
 	int status_changed = 0;
 
 	if (event_type != NVEC_BAT)