Introduce ERROR_FATAL, abort upon failed chipset enables

Corresponding to flashrom svn r1426.

Signed-off-by: Tadas Slotkus <devtadas@gmail.com>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>
diff --git a/chipset_enable.c b/chipset_enable.c
index eb4031b..21f2e86 100644
--- a/chipset_enable.c
+++ b/chipset_enable.c
@@ -1325,6 +1325,10 @@
 			msg_pinfo("OK.\n");
 		else if (ret == ERROR_NONFATAL)
 			msg_pinfo("PROBLEMS, continuing anyway\n");
+		if (ret == ERROR_FATAL) {
+			msg_perr("FATAL ERROR!\n");
+			return ret;
+		}
 	}
 
 	s = flashbuses_to_text(buses_supported);