clarify / micro-optimize cancel_sync()
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@ -604,10 +604,8 @@ static void cancel_done( void *aux );
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static void
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cancel_sync( sync_vars_t *svars )
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{
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int t;
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for (t = 0; t < 2; t++) {
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int other_state = svars->state[1-t];
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int state1 = svars->state[1];
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for (int t = 0; ; t++) {
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if (svars->ret & SYNC_BAD(t)) {
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cancel_done( AUX );
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} else if (!(svars->state[t] & ST_SENT_CANCEL)) {
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@ -615,7 +613,7 @@ cancel_sync( sync_vars_t *svars )
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svars->state[t] |= ST_SENT_CANCEL;
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svars->drv[t]->cancel_cmds( svars->ctx[t], cancel_done, AUX );
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}
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if (other_state & ST_CANCELED)
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if (t || (state1 & ST_CANCELED))
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break;
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}
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}
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