Commit-ID: e16228069083a2f6b94383ac5739aea7a0f38ce4
Gitweb: http://git.kernel.org/tip/e16228069083a2f6b94383ac5739aea7a0f38ce4
Author: Li Zefan <lizf@xxxxxxxxxxxxxx>
AuthorDate: Wed, 27 May 2009 11:04:48 +0800
Committer: Frederic Weisbecker <fweisbec@xxxxxxxxx>
CommitDate: Tue, 2 Jun 2009 01:18:03 +0200
tracing/stat: remember to free root node
When closing a trace_stat file, we destroy the rbtree constructed during
file open, but there is memory leak that the root node is not freed.
[ Impact: fix memory leak when closing a trace_stat file ]
Signed-off-by: Li Zefan <lizf@xxxxxxxxxxxxxx>
Signed-off-by: Frederic Weisbecker <fweisbec@xxxxxxxxx>
---
kernel/trace/trace_stat.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/kernel/trace/trace_stat.c b/kernel/trace/trace_stat.c
index 5816d1a..8030ec9 100644
--- a/kernel/trace/trace_stat.c
+++ b/kernel/trace/trace_stat.c
@@ -60,8 +60,8 @@ static struct rb_node *release_next(struct rb_node *node)
return node->rb_right;
else {
if (!parent)
- return NULL;
- if (parent->rb_left == node)
+ ;
+ else if (parent->rb_left == node)
parent->rb_left = NULL;
else
parent->rb_right = NULL;
--
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