fsm: if the state is changed, enter it immediately

If the state just executed switched to a new state, we should enter that new stat immediately, and ignore ppi->next_delay. Signed-off-by: Alessandro Rubini <rubini@gnudd.com>

fsm: if the state is changed, enter it immediately
If the state just executed switched to a new state, we should enter that new stat immediately, and ignore ppi->next_delay. Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
a4b219c5 · Alessandro Rubini · 7c7de71f · a4b219c5
Commit a4b219c5 authored Mar 02, 2013 by Alessandro Rubini
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fsm.c fsm.c +2 -1

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--- a/fsm.c
+++ b/fsm.c
@@ -49,10 +49,11 @@ int pp_state_machine(struct pp_instance *ppi, uint8_t *packet, int plen)

 		ppi->is_new_state = 0;

-		/* done: accept next state and delay */
+		/* done: if new state mark it, and enter it now (0 ms) */
 		if (ppi->state != ppi->next_state) {
 			ppi->state = ppi->next_state;
 			ppi->is_new_state = 1;
+			return 0;
 		}
 		return ppi->next_delay;
 	}