From: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Date: Tue, 8 May 2012 20:02:41 +0000 (-0400)
Subject: Fix: free_event_id check should compare unsigned int with -1U
X-Git-Tag: v2.1.0-rc1~24
X-Git-Url: https://git.lttng.org./?a=commitdiff_plain;h=37303c7509bf98243512fbcd54f481e62f215c4b;p=lttng-modules.git

Fix: free_event_id check should compare unsigned int with -1U

Otherwise, on 32-bit:

lttng-modules/lttng-events.c:295: warning: comparison is always false due
to limited range of data type

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

diff --git a/lttng-events.c b/lttng-events.c
index 9d933935..bbff1c9d 100644
--- a/lttng-events.c
+++ b/lttng-events.c
@@ -292,7 +292,7 @@ struct lttng_event *lttng_event_create(struct lttng_channel *chan,
 	int ret;
 
 	mutex_lock(&sessions_mutex);
-	if (chan->free_event_id == -1UL)
+	if (chan->free_event_id == -1U)
 		goto full;
 	/*
 	 * This is O(n^2) (for each event, the loop is called at event