18 lines
693 B
Diff
18 lines
693 B
Diff
When wrapping poll(), if we compute a negative timeout, just return a
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no-results status, as the krb5int_cm_call_select() wrapper for select()
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does. Based on a patch by Filip Krska.
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--- krb5/src/lib/krb5/os/sendto_kdc.c
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+++ krb5/src/lib/krb5/os/sendto_kdc.c
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@@ -523,6 +523,10 @@ cm_select_or_poll(const struct select_st
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return e;
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timeout = (in->end_time.tv_sec - now.tv_sec) * 1000 +
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(in->end_time.tv_usec - now.tv_usec) / 1000;
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+ if (timeout < 0) {
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+ *sret = 0;
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+ return 0;
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+ }
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}
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/* We don't need a separate copy of the selstate for poll, but use one
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* anyone for consistency with the select wrapper. */
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