From: Timo Sirainen <timo.sirainen@dovecot.fi>
Date: Wed, 4 May 2016 15:24:03 +0000 (+0300)
Subject: lib: istream's max_buffer_size=0 means 0, not unlimited.
X-Git-Tag: 2.3.0.rc1~3839
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=07b3a7d8143c083c554e3169c672dacf068eeeb6;p=thirdparty%2Fdovecot%2Fcore.git

lib: istream's max_buffer_size=0 means 0, not unlimited.

Make sure we don't grow the buffer size then.
---

diff --git a/src/lib/istream.c b/src/lib/istream.c
index 1f7928be1f..9b05714286 100644
--- a/src/lib/istream.c
+++ b/src/lib/istream.c
@@ -621,8 +621,7 @@ bool i_stream_try_alloc(struct istream_private *stream,
 		if (stream->skip > 0) {
 			/* remove the unused bytes from beginning of buffer */
                         i_stream_compress(stream);
-		} else if (stream->max_buffer_size == 0 ||
-			   stream->buffer_size < stream->max_buffer_size) {
+		} else if (stream->buffer_size < stream->max_buffer_size) {
 			/* buffer is full - grow it */
 			i_stream_grow_buffer(stream, I_STREAM_MIN_SIZE);
 		}