dovecot-2.2: istream-seekable: Fail stat() if stream_errno is set.

[dovecot at dovecot.org]

details:   http://hg.dovecot.org/dovecot-2.2/rev/595c00f289bf
changeset: 15724:595c00f289bf
user:      Timo Sirainen <tss at iki.fi>
date:      Mon Feb 04 20:12:10 2013 +0200
description:
istream-seekable: Fail stat() if stream_errno is set.

diffstat:

 src/lib/istream-seekable.c |  2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diffs (12 lines):

diff -r e11b9ba8b90a -r 595c00f289bf src/lib/istream-seekable.c
--- a/src/lib/istream-seekable.c	Mon Feb 04 20:10:59 2013 +0200
+++ b/src/lib/istream-seekable.c	Mon Feb 04 20:12:10 2013 +0200
@@ -330,6 +330,8 @@
 		i_stream_seek(&stream->istream, old_offset);
 		unref_streams(sstream);
 	}
+	if (stream->istream.stream_errno != 0)
+		return -1;
 
 	if (sstream->fd_input != NULL) {
 		/* using a file backed buffer, we can use real fstat() */