From 939dab58d23272a68c16c625dbd14ff3f8f6c51b Mon Sep 17 00:00:00 2001
From: "B. Watson" <urchlay@slackware.uk>
Date: Tue, 2 Dec 2025 22:12:26 -0500
Subject: sanity.c: fix read past the end of an array.

---
 src/sanity.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/sanity.c b/src/sanity.c
index 5b5c787..df3cbe2 100644
--- a/src/sanity.c
+++ b/src/sanity.c
@@ -38,7 +38,7 @@ void sanity_check_filename(const char *fname) {
 		bad_atari_filename(fname, "does not begin with A-Z");
 	}
 
-	for(i = 0; (c = fname[i]) && i < 12; i++) {
+	for(i = 0; (i < 12) && (c = fname[i]); i++) {
 		if(c >= 'A' && c <= 'Z')
 			continue;
 		if(c >= '0' && c <= '9')
-- 
cgit v1.2.3