Avoid fclose(NULL).

Submitted by:	 OpenBSD (Theo de Raadt)

1 files changed, 16 insertions, 4 deletions

diff --git a/games/phantasia/main.c b/games/phantasia/main.c
index 3ed01dd..f412d09 100644
--- a/games/phantasia/main.c
+++ b/games/phantasia/main.c
@@ -1277,10 +1277,22 @@ bool	doexit;
 	endwin();
 	}
 
-    fclose(Playersfp);
-    fclose(Monstfp);
-    fclose(Messagefp);
-    fclose(Energyvoidfp);
+    if (Playersfp) {
+	fclose(Playersfp);
+	Playersfp = NULL;
+    }
+    if (Monstfp) {
+	fclose(Monstfp);
+	Monstfp = NULL;
+    }
+    if (Messagefp) {
+	fclose(Messagefp);
+	Messagefp = NULL;
+    }
+    if (Energyvoidfp) {
+	fclose(Energyvoidfp);
+	Energyvoidfp = NULL;
+    }
 
     if (doexit)
 	exit(0);