[PATCH] test: fix 32 bit overflow in pcapng test

[Stephen Hemminger <stephen@networkplumber.org>]

The conversion from seconds to nanoseconds in the pcapng test
would overflow on 32 bit platforms leading to this test failing.

Reported-by: Luca Boccassi <bluca@debian.org>
Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>
---
 app/test/test_pcapng.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/app/test/test_pcapng.c b/app/test/test_pcapng.c
index 89535efad0..2665b08c76 100644
--- a/app/test/test_pcapng.c
+++ b/app/test/test_pcapng.c
@@ -235,7 +235,7 @@ parse_pcap_packet(u_char *user, const struct pcap_pkthdr *h,
 	 * but the file is open in nanonsecond mode therefore
 	 * the timestamp is really in timespec (ie. nanoseconds).
 	 */
-	ns = h->ts.tv_sec * NS_PER_S + h->ts.tv_usec;
+	ns = (uint64_t)h->ts.tv_sec * NS_PER_S + h->ts.tv_usec;
 	if (ns < ctx->start_ns || ns > ctx->end_ns) {
 		char tstart[128], tend[128];
 
-- 
2.43.0