From 6a8543e3215f73cffe08230fe64b45a86fc15681 Mon Sep 17 00:00:00 2001
From: Leah Neukirchen <leah@vuxu.org>
Date: Thu, 12 Nov 2020 16:42:36 +0100
Subject: rfc2045: mymemmemnl: make more check idiomatic

---
 rfc2045.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/rfc2045.c b/rfc2045.c
index f86d5e2..0f2f943 100644
--- a/rfc2045.c
+++ b/rfc2045.c
@@ -123,7 +123,7 @@ mymemmemnl(const char *h0, size_t k, const char *n0, size_t l)
 	char *r;
 
 	while (k && (r = mymemmem(h0, k, n0, l))) {
-		if (r - h0 < (long)(k - l) &&   // check if r[l] safe to access
+		if (r + l < h0 + k &&   // check if r[l] safe to access
 		    (r[l] == '\r' || r[l] == '\n' || r[l] == '-'))
 			return r;
 		else {
-- 
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