bgpd: Prevent possible SA thinking we'll divide by zero

The half and reuse variables can never be 1 but the
SA systems we have do not know this and think it is possible.
Provide the kick in the snarples that the SA needs to know
this is not true.

Signed-off-by: Donald Sharp <sharpd@cumulusnetworks.com>

bgpd/bgp_route.c

@@ -12183,6 +12183,12 @@ DEFUN (bgp_damp_set,
 		max = 4 * half;
 	}
 
+	/*
+	 * These can't be 0 but our SA doesn't understand the
+	 * way our cli is constructed
+	 */
+	assert(reuse);
+	assert(half);
 	if (suppress < reuse) {
 		vty_out(vty,
 			"Suppress value cannot be less than reuse value \n");