From: Stephan Bosch <stephan@rename-it.nl>
Date: Sun, 3 Apr 2016 20:54:17 +0000 (+0200)
Subject: istream-unix: Fixed handling of EOF from fd_read() (ret==0).
X-Git-Tag: 2.2.24~106
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=d17a99d9e1c314333d0118228ebb02ee9d60b4f1;p=thirdparty%2Fdovecot%2Fcore.git

istream-unix: Fixed handling of EOF from fd_read() (ret==0).

This situation was ignored.
---

diff --git a/src/lib/istream-unix.c b/src/lib/istream-unix.c
index fb6e8e1ac7..f4465a9d37 100644
--- a/src/lib/istream-unix.c
+++ b/src/lib/istream-unix.c
@@ -44,6 +44,13 @@ static ssize_t i_stream_unix_read(struct istream_private *stream)
 	if (ustream->read_fd != -1)
 		ustream->next_read_fd = FALSE;
 
+	if (ret == 0) {
+		/* EOF */
+		stream->istream.eof = TRUE;
+		ustream->fstream.seen_eof = TRUE;
+		return -1;
+	}
+
 	if (unlikely(ret < 0)) {
 		if (errno == EINTR || errno == EAGAIN) {
 			i_assert(!stream->istream.blocking);