[PATCH v3 09/19] examples/ptpclient: fix self memcmp

[Stephen Hemminger <stephen@networkplumber.org>]

Calling memcmp on same structure will always be true.
Replace with same conditional used elsewhere.

Link: https://pvs-studio.com/en/blog/posts/cpp/1183/

Fixes: ab129e9065a5 ("examples/ptpclient: add minimal PTP client")
Cc: danielx.t.mrzyglod@intel.com
Cc: stable@dpdk.org

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 examples/ptpclient/ptpclient.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/examples/ptpclient/ptpclient.c b/examples/ptpclient/ptpclient.c
index 27d06dd91d..c344e7db1e 100644
--- a/examples/ptpclient/ptpclient.c
+++ b/examples/ptpclient/ptpclient.c
@@ -367,7 +367,7 @@ parse_sync(struct ptpv2_time_receiver_ordinary *ptp_data, uint16_t rx_tstamp_idx
 		ptp_data->ptpset = 1;
 	}
 
-	if (memcmp(&ptp_hdr->source_port_id.clock_id,
+	if (memcmp(&ptp_data->transmitter_clock_id,
 			&ptp_hdr->source_port_id.clock_id,
 			sizeof(struct clock_id)) == 0) {
 
-- 
2.47.2