From bd5e3c02619988a420e496d28560056722e94683 Mon Sep 17 00:00:00 2001
From: nanahi <130121847+na-na-hi@users.noreply.github.com>
Date: Mon, 21 Oct 2024 10:02:47 -0400
Subject: [PATCH] stream: allow max_size of 0 for stream_read_complete

In this case, it returns a bstr of a length of 0 rather than
error.
---
 stream/stream.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/stream/stream.c b/stream/stream.c
index 2e0ac39ecc..c45a6ae7eb 100644
--- a/stream/stream.c
+++ b/stream/stream.c
@@ -802,7 +802,7 @@ int stream_skip_bom(struct stream *s)
 
 // Read the rest of the stream into memory (current pos to EOF), and return it.
 //  talloc_ctx: used as talloc parent for the returned allocation
-//  max_size: must be set to >0. If the file is larger than that, it is treated
+//  max_size: must be set to >=0. If the file is larger than that, it is treated
 //            as error. This is a minor robustness measure. If the stream is
 //            created with STREAM_ALLOW_PARTIAL_READ flag, partial result up to
 //            max_size is returned instead.
@@ -814,7 +814,7 @@ int stream_skip_bom(struct stream *s)
 struct bstr stream_read_complete(struct stream *s, void *talloc_ctx,
                                  int max_size)
 {
-    if (max_size <= 0 || max_size > STREAM_MAX_READ_SIZE)
+    if (max_size < 0 || max_size > STREAM_MAX_READ_SIZE)
         abort();
     if (s->is_directory)
         return (struct bstr){NULL, 0};