From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Mon, 10 Feb 2014 21:23:24 +0000 (-0500)
Subject: Fix: ctf: uninitialized packet_index, misuse of index
X-Git-Tag: v1.2.0-rc1~5
X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=commitdiff_plain;h=eb897cf195d5f008bb29242d031990010aeace72

Fix: ctf: uninitialized packet_index, misuse of index

Issues introduced by
commit f1f52630ef26bb227cf1e8fedcff9b938d7a2f1e

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

diff --git a/formats/ctf/ctf.c b/formats/ctf/ctf.c
index 515bbe1a..141f9bfa 100644
--- a/formats/ctf/ctf.c
+++ b/formats/ctf/ctf.c
@@ -887,9 +887,12 @@ void ctf_packet_seek(struct bt_stream_pos *stream_pos, size_t index, int whence)
 				return;
 			}
 			assert(pos->cur_index < pos->packet_index->len);
-			if (index > 0) {
+			packet_index = &g_array_index(pos->packet_index,
+					struct packet_index, pos->cur_index);
+			if (pos->cur_index > 0) {
 				prev_index = &g_array_index(pos->packet_index,
-						struct packet_index, index - 1);
+						struct packet_index,
+						pos->cur_index - 1);
 			}
 			ctf_update_current_packet_index(&file_stream->parent,
 					prev_index, packet_index);