testptp: Remove magic numbers related to nanosecond to second conversion

Use existing NSEC_PER_SEC declaration in place of hardcoded magic numbers.

Cc: Jakub Kicinski <kuba@kernel.org>
Cc: Shuah Khan <shuah@kernel.org>
Cc: Richard Cochran <richardcochran@gmail.com>
Cc: Maciek Machnikowski <maciek@machnikowski.net>
Signed-off-by: Rahul Rameshbabu <rrameshbabu@nvidia.com>
Acked-by: Richard Cochran <richardcochran@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/tools/testing/selftests/ptp/testptp.c b/tools/testing/selftests/ptp/testptp.c
index cfa9562..36a1ea3 100644 (file)
--- a/tools/testing/selftests/ptp/testptp.c
+++ b/tools/testing/selftests/ptp/testptp.c
@@ -110,7 +110,7 @@ static long ppb_to_scaled_ppm(int ppb)
 
 static int64_t pctns(struct ptp_clock_time *t)
 {
-       return t->sec * 1000000000LL + t->nsec;
+       return t->sec * NSEC_PER_SEC + t->nsec;
 }
 
 static void usage(char *progname)
@@ -317,7 +317,7 @@ int main(int argc, char *argv[])
                tx.time.tv_usec = adjns;
                while (tx.time.tv_usec < 0) {
                        tx.time.tv_sec  -= 1;
-                       tx.time.tv_usec += 1000000000;
+                       tx.time.tv_usec += NSEC_PER_SEC;
                }
 
                if (clock_adjtime(clkid, &tx) < 0) {