Corrected rate_multiplier calculation

plugins/check_snmp.c

@@ -424,7 +424,7 @@ main (int argc, char **argv)
 							temp_double+=(double)18446744069414584320.0; /* 2^64-2^32 */;
 					}
 					/* Convert to per second, then use multiplier */
-					temp_double = temp_double/(duration*rate_multiplier);
+					temp_double = temp_double/duration*rate_multiplier;
 					iresult = get_status(temp_double, thlds[i]);
 					asprintf (&show, conv, temp_double);
 				}

plugins/tests/check_snmp.t

@@ -151,7 +151,7 @@ sleep 1;
 
 $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.10 --rate -l inoctets_per_minute --rate-multiplier=60" );
 is($res->return_code, 0, "OK as no thresholds" );
-is($res->output, "SNMP RATE OK - inoctets_per_minute 11.1 | inoctets_per_minute=11.1 ", "Checking multiplier");
+is($res->output, "SNMP RATE OK - inoctets_per_minute 39960 | inoctets_per_minute=39960 ", "Checking multiplier");
 
 
 $res = NPTest->testCmd( "./check_snmp -H 127.0.0.1 -C public -p $port_snmp -o .1.3.6.1.4.1.8072.3.2.67.11 -s '\"stringtests\"'" );