diff --git a/drivers/xen/pvcalls-front.h b/drivers/xen/pvcalls-front.h
index 3332978f4fcd..f694ad77379f 100644
--- a/drivers/xen/pvcalls-front.h
+++ b/drivers/xen/pvcalls-front.h
@@ -20,7 +20,7 @@ int pvcalls_front_recvmsg(struct socket *sock,
 			  struct msghdr *msg,
 			  size_t len,
 			  int flags);
-unsigned int pvcalls_front_poll(struct file *file,
+__poll_t pvcalls_front_poll(struct file *file,
 				struct socket *sock,
 				poll_table *wait);
 int pvcalls_front_release(struct socket *sock);