From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Thu, 3 Nov 2011 23:18:51 +0000 (-0400)
Subject: ust consumer: fix double close
X-Git-Tag: v2.0-pre15~160
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=ee77a7b0829d9976d3a899cfc9847f83e042ecc9;p=lttng-tools.git

ust consumer: fix double close

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

diff --git a/liblttng-ustconsumer/lttng-ustconsumer.c b/liblttng-ustconsumer/lttng-ustconsumer.c
index 3c81c32e7..bf3ae0845 100644
--- a/liblttng-ustconsumer/lttng-ustconsumer.c
+++ b/liblttng-ustconsumer/lttng-ustconsumer.c
@@ -271,6 +271,12 @@ int lttng_ustconsumer_allocate_channel(struct lttng_consumer_channel *chan)
 	if (!chan->handle) {
 		return -ENOMEM;
 	}
+	/*
+	 * The channel shm and wait fds are passed to ustctl, set them
+	 * to -1 here.
+	 */
+	chan->shm_fd = -1;
+	chan->wait_fd = -1;
 	return 0;
 }
 
@@ -298,6 +304,13 @@ int lttng_ustconsumer_allocate_stream(struct lttng_consumer_stream *stream)
 	if (!stream->mmap_base) {
 		return -EINVAL;
 	}
+	/*
+	 * The stream shm and wait fds are passed to ustctl, set them to
+	 * -1 here.
+	 */
+	stream->shm_fd = -1;
+	stream->wait_fd = -1;
+
 	return 0;
 }