Check relais number to switch and ignore call when number higher than…

… relais count.
breaker27 · Oct 3, 2014 · 6d7972f · 6d7972f
1 parent 03aaf59
commit 6d7972f
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/firmware/shc_powerswitch/shc_powerswitch.c b/firmware/shc_powerswitch/shc_powerswitch.c
@@ -134,6 +134,12 @@ void switchRelais(int8_t num, bool on, uint16_t timeout, bool dbgmsg)
 		UART_PUTF3("Switching relais %u to %u with timeout %us.\r\n", num + 1, on, timeout);
 	}
 
+	if (num >= SWITCH_COUNT)
+	{
+		UART_PUTF("\r\nRelais number %u > SWITCH_COUNT, ignoring.", num);
+		return;
+	}
+
 	bool change_state = switch_state[num] != on;
 	bool change_timeout = switch_timeout[num] != timeout;