wpa_supplicant: Change option CONFIG_ROAMING to CONFIG_NO_ROAMING

Change-Id: I188968c04cd1fc2c4e6d424bec8aab8003be235e
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/wpa_supplicant/events.c b/wpa_supplicant/events.c
index 9fb18a3..aaeeb06 100644
--- a/wpa_supplicant/events.c
+++ b/wpa_supplicant/events.c
@@ -955,7 +955,7 @@
 	if (!current_bss)
 		return 1; /* current BSS not seen in scan results */
 
-#ifdef CONFIG_ROAMING
+#ifndef CONFIG_NO_ROAMING
 	wpa_dbg(wpa_s, MSG_DEBUG, "Considering within-ESS reassociation");
 	wpa_dbg(wpa_s, MSG_DEBUG, "Current BSS: " MACSTR " level=%d",
 		MAC2STR(current_bss->bssid), current_bss->level);