From: Timo Sirainen <timo.sirainen@dovecot.fi>
Date: Mon, 9 Jan 2017 13:12:48 +0000 (+0200)
Subject: lmtp: Don't deliver truncated email when client disconnects before "." line
X-Git-Tag: 2.3.0.rc1~2335
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=3bb61142ca8dc0c71efd430fa8f805a4c7262aa8;p=thirdparty%2Fdovecot%2Fcore.git

lmtp: Don't deliver truncated email when client disconnects before "." line

This didn't happen always, because the EOF was handled in two different
places in different ways.
---

diff --git a/src/lmtp/commands.c b/src/lmtp/commands.c
index 1f72a10ac1..e8862e5945 100644
--- a/src/lmtp/commands.c
+++ b/src/lmtp/commands.c
@@ -1269,12 +1269,13 @@ static void client_input_data_handle(struct client *client)
 	if (ret == 0)
 		return;
 
-	if (!client->dot_input->eof) {
+	if (client->dot_input->stream_errno != 0) {
 		/* client probably disconnected */
 		client_destroy(client, NULL, NULL);
 		return;
 	}
 
+	/* the ending "." line was seen. begin saving the mail. */
 	client_input_data_write(client);
 }