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epoll: don't try to read from closed FDs

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Simon Arlott 2016-04-27 21:16:29 +01:00
parent b1f0549361
commit c53b6ef2cc
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1 changed files with 3 additions and 0 deletions
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3
librb/src/epoll.c
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@ -188,6 +188,9 @@ rb_select_epoll(long delay)
PF *hdl; PF *hdl;
rb_fde_t *F = ep_info->pfd[i].data.ptr; rb_fde_t *F = ep_info->pfd[i].data.ptr;
old_flags = F->pflags; old_flags = F->pflags;
if(!IsFDOpen(F))
continue;
if(ep_info->pfd[i].events & (EPOLLIN | EPOLLHUP | EPOLLERR)) if(ep_info->pfd[i].events & (EPOLLIN | EPOLLHUP | EPOLLERR))
{ {
hdl = F->read_handler; hdl = F->read_handler;