From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Thu, 26 May 2011 00:20:50 +0000 (-0400)
Subject: Check for files not containing any header
X-Git-Tag: v0.1~15
X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=commitdiff_plain;h=8895362d406b7e7752aed90dcdfa3903910cbbbd

Check for files not containing any header

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
---

diff --git a/formats/ctf/ctf.c b/formats/ctf/ctf.c
index 2048d6a0..adff1eb7 100644
--- a/formats/ctf/ctf.c
+++ b/formats/ctf/ctf.c
@@ -784,6 +784,9 @@ int create_stream_packet_index(struct ctf_trace *td,
 	if (ret < 0)
 		return ret;
 
+	if (filestats.st_size < MAX_PACKET_HEADER_LEN / CHAR_BIT)
+		return -EINVAL;
+
 	for (pos->mmap_offset = 0; pos->mmap_offset < filestats.st_size; ) {
 		uint64_t stream_id = 0;