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prevent infinite loop in cleanup code for

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io_close-with-outstanding-events-queued race prevention
This commit is contained in:
leitner 2021-03-11 14:13:51 +00:00
parent 5f9f1a2a62
commit 15f004df55
1 changed files with 4 additions and 5 deletions
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9
io/io_waituntil2.c
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@ -123,12 +123,11 @@ int64 io_waituntil2(int64 milliseconds) {
if (first_deferred!=-1) { if (first_deferred!=-1) {
while (first_deferred!=-1) { while (first_deferred!=-1) {
io_entry* e=iarray_get(&io_fds,first_deferred); io_entry* e=iarray_get(&io_fds,first_deferred);
if (e) { if (e && e->closed) {
if (e->closed) { e->closed=0;
e->closed=0; close(first_deferred);
close(first_deferred);
}
first_deferred=e->next_defer; first_deferred=e->next_defer;
e->next_defer=-1;
} else } else
first_deferred=-1; // can't happen first_deferred=-1; // can't happen
} }