From: Jo-Philipp Wich <jow@openwrt.org>
Date: Sat, 7 Jul 2012 16:17:40 +0000 (+0200)
Subject: uloop: handle EPOLLHUP like EPOLLERR to prevent infinite tight loops between epoll_wa... 
X-Git-Url: http://git.archive.openwrt.org/?p=project%2Flibubox.git;a=commitdiff_plain;h=0001d8ab26694f5f546da7e8f9d0575b49671500

uloop: handle EPOLLHUP like EPOLLERR to prevent infinite tight loops between epoll_wait() and the continue in uloop_run_events()
---

diff --git a/uloop.c b/uloop.c
index bdda0cf..38da5f6 100644
--- a/uloop.c
+++ b/uloop.c
@@ -231,12 +231,12 @@ static void uloop_run_events(int timeout)
 		if (!u)
 			continue;
 
-		if(events[n].events & EPOLLERR) {
+		if(events[n].events & (EPOLLERR|EPOLLHUP)) {
 			u->error = true;
 			uloop_fd_delete(u);
 		}
 
-		if(!(events[n].events & (EPOLLRDHUP|EPOLLIN|EPOLLOUT|EPOLLERR)))
+		if(!(events[n].events & (EPOLLRDHUP|EPOLLIN|EPOLLOUT|EPOLLERR|EPOLLHUP)))
 			continue;
 
 		if(events[n].events & EPOLLRDHUP)