X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.c;h=dfc8b31d0848ef2366ec5b66ef88b03b32ef31c9;hb=b1e7fe2d0294fc0a37152f2bdbeb48958dadbedb;hp=26845535c32f7af3805ed59bced52e2864307e21;hpb=2106efa08d11229241a114d1d71635a02006690e;p=lttng-tools.git

diff --git a/src/bin/lttng-sessiond/cmd.c b/src/bin/lttng-sessiond/cmd.c
index 26845535c..dfc8b31d0 100644
--- a/src/bin/lttng-sessiond/cmd.c
+++ b/src/bin/lttng-sessiond/cmd.c
@@ -1535,13 +1535,13 @@ static int _cmd_enable_event(struct ltt_session *session,
 
 	DBG("Enable event command for event \'%s\'", event->name);
 
+	rcu_read_lock();
+
 	ret = validate_event_name(event->name);
 	if (ret) {
 		goto error;
 	}
 
-	rcu_read_lock();
-
 	switch (domain->type) {
 	case LTTNG_DOMAIN_KERNEL:
 	{
@@ -1633,9 +1633,10 @@ static int _cmd_enable_event(struct ltt_session *session,
 			event->type = LTTNG_EVENT_SYSCALL;	/* Hack */
 			ret = event_kernel_enable_event(kchan, event,
 				filter_expression_a, filter_a);
+			/* We have passed ownership */
+			filter_expression_a = NULL;
+			filter_a = NULL;
 			if (ret != LTTNG_OK) {
-				free(filter_expression_a);
-				free(filter_a);
 				goto error;
 			}
 			break;