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[software/libev.git] / ev_epoll.c

diff --git a/ev_epoll.c b/ev_epoll.c
index bdd746b18216ba837dc4071e4f6fabbd7b2e66bd..4689f8d3b3baf8ad09992f1b8ec1f9b88d8f39e8 100644 (file)
--- a/ev_epoll.c
+++ b/ev_epoll.c
@@ -42,8 +42,10 @@ epoll_modify (EV_P_ int fd, int oev, int nev)
       (nev & EV_READ ? EPOLLIN : 0)
       | (nev & EV_WRITE ? EPOLLOUT : 0);
 
-  if (!epoll_ctl (epoll_fd, mode, fd, &ev))
-    fd_kill (EV_A_ fd);
+  if (epoll_ctl (epoll_fd, mode, fd, &ev))
+    if (errno != ENOENT /* on ENOENT the fd went away, so try to do the right thing */
+        || (nev && epoll_ctl (epoll_fd, EPOLL_CTL_ADD, fd, &ev)))
+      fd_kill (EV_A_ fd);
 }
 
 static void