proto-standard: count RX packet only when received is greather than 0

wrpc uses non blocking receive function. Due to that recv returns many times 0 as the received bytes number. Count only when we get real data. Signed-off-by: Adam Wujek <adam.wujek@cern.ch>

proto-standard: count RX packet only when received is greather than 0
wrpc uses non blocking receive function. Due to that recv returns many times 0 as the received bytes number. Count only when we get real data. Signed-off-by: Adam Wujek <adam.wujek@cern.ch>
18b1a039 · Adam Wujek · 2487728b · 18b1a039
Commit 18b1a039 authored Apr 20, 2016 by Adam Wujek 💬
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common-fun.h proto-standard/common-fun.h +1 -1

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--- a/proto-standard/common-fun.h
+++ b/proto-standard/common-fun.h
@@ -64,7 +64,7 @@ static inline int __recv_and_count(struct pp_instance *ppi, void *pkt, int len,
 {
 	int ret;
 	ret = ppi->n_ops->recv(ppi, pkt, len, t);
-	if (ret >= 0)
+	if (ret > 0)
 		ppi->ptp_rx_count++;
 	return ret;
 }