[Bug 584] quiet a coverity buffer overrun

bk: 442b7e101DnoXHevtAzVD3l6uQVSqg

diff --git a/ntpd/refclock_chu.c b/ntpd/refclock_chu.c
index ccf00dd976fe0fc6ee2e75758d23bd4c49191bf7..0cab8905f7d1144977315ad54293686bce5ecc05 100644 (file)
--- a/ntpd/refclock_chu.c
+++ b/ntpd/refclock_chu.c
@@ -1231,7 +1231,7 @@ chu_a(
        }
        i = -(2 * k);
        for (j = 0; j < nchar; j++) {
-               if (i < 0 || i > 19) {
+               if (i < 0 || i > 18) {
                        i += 2;
                        continue;
                }