From a09d628f66a29063ef3060c1f25b1b23051a7e89 Mon Sep 17 00:00:00 2001
From: "Eric S. Raymond" <esr@thyrsus.com>
Date: Mon, 16 Mar 1998 19:54:13 +0000
Subject: Cope with empty return-path header.

svn path=/trunk/; revision=1704
---
 driver.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

(limited to 'driver.c')

diff --git a/driver.c b/driver.c
index 018b17cc..e8c51017 100644
--- a/driver.c
+++ b/driver.c
@@ -830,10 +830,13 @@ int num;		/* index of message */
 	 * If the SMTP server conforms to the standards, and fetchmail gets the
 	 * envelope sender from the Return-Path, the new Return-Path should be
 	 * exactly the same as the original one.
+	 *
+	 * Empty Return-Path headers will be ignored.
+	 *
 	 */
-	if (!strncasecmp("Return-Path:", line, 12))
+	if (!strncasecmp("Return-Path:", line, 12) && (cp = nxtaddr(line)))
 	{
-	    strcpy(return_path, nxtaddr(line));
+	    strcpy(return_path, cp);
 	    if (!ctl->mda) {
 		free(line);
 		continue;
-- 
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