From 766ff9805074f88846fdc7c8b78b6ae364665356 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Thu, 31 Jan 2013 16:43:00 +0100 Subject: [PATCH] uloop: remove file descriptors if neither read nor write notification is requested Signed-off-by: Felix Fietkau --- uloop.c | 6 ++++++ 1 file changed, 6 insertions(+) diff --git a/uloop.c b/uloop.c index a3ba3ad..f0ccb0c 100644 --- a/uloop.c +++ b/uloop.c @@ -246,6 +246,9 @@ int uloop_fd_delete(struct uloop_fd *sock) { int i; + if (!sock->registered) + return 0; + for (i = cur_fd + 1; i < cur_nfds; i++) { if (events[i].data.ptr != sock) continue; @@ -302,6 +305,9 @@ int uloop_fd_add(struct uloop_fd *sock, unsigned int flags) unsigned int fl; int ret; + if (!(flags & (ULOOP_READ | ULOOP_WRITE))) + return uloop_fd_delete(sock); + if (!sock->registered && !(flags & ULOOP_BLOCKING)) { fl = fcntl(sock->fd, F_GETFL, 0); fl |= O_NONBLOCK; -- 2.25.1