From 28f35f0aad3aa2741b7ca22a097d0b4f4fcec4ed Mon Sep 17 00:00:00 2001
From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Tue, 26 Nov 2013 12:36:28 -0500
Subject: [PATCH] Fix: fail when reading 0 byte event

Rather than looping forever.

Fixes #685

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---
 formats/ctf/ctf.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/formats/ctf/ctf.c b/formats/ctf/ctf.c
index 60d9c9f9..9047b7c2 100644
--- a/formats/ctf/ctf.c
+++ b/formats/ctf/ctf.c
@@ -548,6 +548,11 @@ int ctf_read_event(struct bt_stream_pos *ppos, struct ctf_stream_definition *str
 			goto error;
 	}
 
+	if (pos->last_offset == pos->offset) {
+		fprintf(stderr, "[error] Invalid 0 byte event encountered.\n");
+		return -EINVAL;
+	}
+
 	return 0;
 
 error:
-- 
2.34.1