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Fix: hold consumer socket lock for consumer_send_msg
[deliverable/lttng-tools.git]
/
src
/
bin
/
lttng-sessiond
/
ust-consumer.c
diff --git
a/src/bin/lttng-sessiond/ust-consumer.c
b/src/bin/lttng-sessiond/ust-consumer.c
index 3bb54f03983178f035fdcb345f8e1d7670557847..11318dbf1242b16837af564ac5e0acacb7f72cac 100644
(file)
--- a/
src/bin/lttng-sessiond/ust-consumer.c
+++ b/
src/bin/lttng-sessiond/ust-consumer.c
@@
-496,7
+496,9
@@
int ust_consumer_metadata_request(struct consumer_socket *socket)
memset(&msg, 0, sizeof(msg));
msg.cmd_type = LTTNG_ERR_UND;
memset(&msg, 0, sizeof(msg));
msg.cmd_type = LTTNG_ERR_UND;
+ pthread_mutex_lock(socket->lock);
(void) consumer_send_msg(socket, &msg);
(void) consumer_send_msg(socket, &msg);
+ pthread_mutex_unlock(socket->lock);
/*
* This is possible since the session might have been destroyed
* during a consumer metadata request. So here, return gracefully
/*
* This is possible since the session might have been destroyed
* during a consumer metadata request. So here, return gracefully
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