From 81a059864aafafa49f5d6bbc27560e74a722f939 Mon Sep 17 00:00:00 2001
From: Jiaming Yuan <jm.yuan@outlook.com>
Date: Fri, 13 Oct 2023 14:35:14 +0800
Subject: [PATCH] Skip check for pollhup. (#9661)

---
 rabit/include/rabit/internal/socket.h | 3 ---
 1 file changed, 3 deletions(-)

diff --git a/rabit/include/rabit/internal/socket.h b/rabit/include/rabit/internal/socket.h
index f1a6699fb..89e324482 100644
--- a/rabit/include/rabit/internal/socket.h
+++ b/rabit/include/rabit/internal/socket.h
@@ -100,9 +100,6 @@ std::enable_if_t<std::is_integral_v<E>, xgboost::collective::Result> PollError(E
   if ((revents & POLLNVAL) != 0) {
     return xgboost::system::FailWithCode("Invalid polling request.");
   }
-  if ((revents & POLLHUP) != 0) {
-    return xgboost::system::FailWithCode("Poll hung up.");
-  }
   return xgboost::collective::Success();
 }