fsm.c: don't report error frames as good ones

Avoid this for dropped frames: diag-frames-1-wr1: RECV -2 bytes at 88.000000112 (type 8, follow_up) diag-frames-1-wr1: RECV -2 bytes at 88.000000112 (type 8, follow_up) diag-frames-1-wr1: RECV -2 bytes at 109520.000000088 (type 8, follow_up) Signed-off-by: Alessandro Rubini <rubini@gnudd.com>

fsm.c: don't report error frames as good ones
Avoid this for dropped frames: diag-frames-1-wr1: RECV -2 bytes at 88.000000112 (type 8, follow_up) diag-frames-1-wr1: RECV -2 bytes at 88.000000112 (type 8, follow_up) diag-frames-1-wr1: RECV -2 bytes at 109520.000000088 (type 8, follow_up) Signed-off-by: Alessandro Rubini <rubini@gnudd.com>
c62a6257 · Alessandro Rubini · Adam Wujek · 2b4d8424 · c62a6257
Commit c62a6257 authored Feb 22, 2017 by Alessandro Rubini Committed by Adam Wujek Feb 27, 2017
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fsm.c fsm.c +1 -1

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--- a/fsm.c
+++ b/fsm.c
@@ -200,7 +200,7 @@ int pp_state_machine(struct pp_instance *ppi, uint8_t *packet, int plen)
 	int state, err = 0;
 	int msgtype;

-	if (plen) {
+	if (plen > 0) {
 		msgtype = packet[0] & 0xf;
 		pp_diag(ppi, frames, 1,
 			"RECV %02d bytes at %9d.%09d (type %x, %s)\n", plen,