From e6239ef35357824308df079bd6df0dc4b202e898 Mon Sep 17 00:00:00 2001
From: Leah Neukirchen <leah@vuxu.org>
Date: Sat, 11 Nov 2017 16:57:52 +0100
Subject: rfc2047: blaze822_decide_rfc2047: ensure enough space for
 NUL-termination

Closes #76.
---
 rfc2047.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'rfc2047.c')

diff --git a/rfc2047.c b/rfc2047.c
index f739269..c152922 100644
--- a/rfc2047.c
+++ b/rfc2047.c
@@ -244,7 +244,7 @@ blaze822_decode_rfc2047(char *dst, char *src, size_t dlen, char *tgtenc)
 		b = stop + 2;
 	} while (dlen && (s = strstr(b, "=?")));
 
-	while (*b && dlen > 0) {
+	while (*b && dlen > 1) {
 		*dst++ = *b++;
 		dlen--;
 	}
@@ -263,7 +263,7 @@ nocode:
 		iconv_close(ic);
 	free(srcenc);
 nocodeok:
-	while (*src && dlen) {
+	while (*src && dlen > 1) {
 		*dst++ = *src++;
 		dlen--;
 	}
-- 
cgit 1.4.1