cleanup packet length handling

[l2tpns.git] / nsctl.c

diff --git a/nsctl.c b/nsctl.c
index 8a8aee0..aa6a300 100644 (file)
--- a/nsctl.c
+++ b/nsctl.c
@@ -96,7 +96,7 @@ int main(int argc, char *argv[])
                        }
                        for (p = 0; p < commands[i].params; p++)
                        {
-                               strncpy((packet + len), argv[p + 3], 1400 - len);
+                               strncpy((packet + len), argv[p + 3], 1400 - len - 1);
                                len += strlen(argv[p + 3]) + 1;
                        }
                        break;