From 3d4ad6e0a35eab9dbf0b1725542b57f2b03c0c78 Mon Sep 17 00:00:00 2001
From: "Richard M. Stallman" <rms@gnu.org>
Date: Sun, 15 May 1994 19:38:50 +0000
Subject: [PATCH] (crlf_to_lf): Fix off-by-one condition.

---
 src/msdos.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/msdos.c b/src/msdos.c
index ad7d8b4e478..eb95a800767 100644
--- a/src/msdos.c
+++ b/src/msdos.c
@@ -471,7 +471,7 @@ crlf_to_lf (n, buf)
 
   if (n == 0)
     return n;
-  while (buf < endp)
+  while (buf < endp - 1)
     {
       if (*buf == 0x0d)
 	{
@@ -481,6 +481,8 @@ crlf_to_lf (n, buf)
       else
 	*np++ = *buf++;
     }
+  if (buf < endp)
+    *np++ = *buf++;
   return np - startp;
 }
 
-- 
2.39.5