From bc108f63dad7a5f6d95418cb78a587f5f570eae6 Mon Sep 17 00:00:00 2001
From: Junio C Hamano <junkio@cox.net>
Date: Thu, 5 Oct 2006 16:36:15 -0700
Subject: [PATCH] git-send-email: avoid uninitialized variable warning.

The code took length of $reply_to when it was not even defined,
causing -w to warn.

Signed-off-by: Junio C Hamano <junkio@cox.net>
---
 git-send-email.perl | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/git-send-email.perl b/git-send-email.perl
index 4a20310841..3f50abaeb6 100755
--- a/git-send-email.perl
+++ b/git-send-email.perl
@@ -538,7 +538,7 @@ foreach my $t (@files) {
 	send_message();
 
 	# set up for the next message
-	if ($chain_reply_to || length($reply_to) == 0) {
+	if ($chain_reply_to || !defined $reply_to || length($reply_to) == 0) {
 		$reply_to = $message_id;
 		if (length $references > 0) {
 			$references .= " $message_id";