From cb98379a297424cf2573b2c81d676b64ade49141 Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Wed, 3 Sep 1997 16:00:58 +0000
Subject: Al Youngwerth's fix for RFC822.

svn path=/trunk/; revision=1280
---
 rfc822.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/rfc822.c b/rfc822.c
index 0976c701..6539977d 100644
--- a/rfc822.c
+++ b/rfc822.c
@@ -163,8 +163,9 @@ const char *hdr;	/* header to be parsed, NUL to continue previous hdr */
 	else if (HEADER_END(hp))
 	{
 	    state = ENDIT_ALL;
-	    while (isspace(*--tp))
-		continue;
+	    if (tp > address)
+		while (isspace(*--tp))
+		    continue;
 	    *++tp = '\0';
 	    return(tp > address ? (tp = address) : (char *)NULL);
 	}
-- 
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