From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Sun, 13 Nov 2011 17:28:43 +0000 (-0500)
Subject: add_ustctx_all_channels: Move rcu_read_unlock in error label
X-Git-Tag: v2.0-pre15~128
X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=commitdiff_plain;h=8ae38be72fa4066f3d64035ef41435ab2a24cc48

add_ustctx_all_channels: Move rcu_read_unlock in error label

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

diff --git a/lttng-sessiond/context.c b/lttng-sessiond/context.c
index 732dc929d..d36b3de80 100644
--- a/lttng-sessiond/context.c
+++ b/lttng-sessiond/context.c
@@ -260,14 +260,12 @@ static int add_ustctx_all_channels(struct ltt_ust_session *ustsession,
 			//		ustctx, ustchan->obj, &context_data);
 			if (ret < 0) {
 				ret = LTTCOMM_UST_CONTEXT_FAIL;
-				rcu_read_unlock();
 				goto error;
 			}
 		} else {
 			ret = add_ustctx_to_event(ustsession, ustctx, ustchan, event_name);
 			if (ret < 0) {
 				ret = LTTCOMM_UST_CONTEXT_FAIL;
-				rcu_read_unlock();
 				goto error;
 			} else if (ret == 1) {
 				/* Event found and context added */
@@ -277,16 +275,13 @@ static int add_ustctx_all_channels(struct ltt_ust_session *ustsession,
 		}
 		hashtable_get_next(channels, &iter);
 	}
-	rcu_read_unlock();
-
 	if (!found && !no_event) {
 		ret = LTTCOMM_NO_EVENT;
 		goto error;
 	}
-
 	ret = LTTCOMM_OK;
-
 error:
+	rcu_read_unlock();
 	return ret;
 #endif
 	return 0;