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From e4cad900994cf286d971796a947fea782dfc6651 Mon Sep 17 00:00:00 2001
From: Francis Giraldeau <francis.giraldeau@gmail.com>
Date: Mon, 15 Jun 2015 11:43:02 -0400
Subject: [PATCH] Fix invalid pointer free with trace collection

Upstream-Status: Submitted

Patch proposed by Li RongQing related to bug# 790

Signed-off-by: Mikael Beckius <mikael.beckius@windriver.com>
Signed-off-by: Francis Giraldeau <francis.giraldeau@gmail.com>
---
 lib/context.c | 8 +++-----
 1 file changed, 3 insertions(+), 5 deletions(-)

diff --git a/lib/context.c b/lib/context.c
index 45aab34..8d3770f 100644
--- a/lib/context.c
+++ b/lib/context.c
@@ -79,7 +79,7 @@ int bt_context_add_trace(struct bt_context *ctx, const char *path,
 	struct bt_trace_descriptor *td;
 	struct bt_format *fmt;
 	struct bt_trace_handle *handle;
-	int ret, closeret;
+	int ret;
 
 	if (!ctx || !format_name || (!path && !stream_list))
 		return -EINVAL;
@@ -159,10 +159,8 @@ int bt_context_add_trace(struct bt_context *ctx, const char *path,
 	return handle->id;
 
 error:
-	closeret = fmt->close_trace(td);
-	if (closeret) {
-		fprintf(stderr, "Error in close_trace callback\n");
-	}
+	if (handle)
+		bt_context_remove_trace(ctx, handle->id);
 end:
 	return ret;
 }
-- 
1.9.1