From 4e3fdb5b1fe80d3603a0d67a640231adcc83ab4d Mon Sep 17 00:00:00 2001
From: op <op@openbsd.org>
Date: Mon, 27 Mar 2023 15:35:29 +0000
Subject: [PATCH] reading aid: explicitly check for memcmp() != 0; no
 functional change

ok ratchov@
---
 usr.bin/aucat/afile.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/usr.bin/aucat/afile.c b/usr.bin/aucat/afile.c
index 46b434e6b56..6c17746b4d6 100644
--- a/usr.bin/aucat/afile.c
+++ b/usr.bin/aucat/afile.c
@@ -365,7 +365,7 @@ afile_wav_readhdr(struct afile *f)
 	if (!afile_readhdr(f, &riff, sizeof(struct wav_riff)))
 		return 0;
 	if (memcmp(&riff.id, &wav_id_riff, 4) != 0 ||
-	    memcmp(&riff.type, &wav_id_wave, 4)) {
+	    memcmp(&riff.type, &wav_id_wave, 4) != 0) {
 		log_puts(f->path);
 		log_puts(": not a .wav file\n");
 		return 0;
-- 
2.20.1