[patch 65/74] ring-buffer: Fix memleak in ring_buffer_free()

From: Greg KH
Date: Thu Aug 13 2009 - 16:01:31 EST


2.6.30-stable review patch. If anyone has any objections, please let us know.

------------------

From: Eric Dumazet <eric.dumazet@xxxxxxxxx>

commit bd3f02212d6a457267e0c9c02c426151c436d9d4 upstream.

I noticed oprofile memleaked in linux-2.6 current tree,
and tracked this ring-buffer leak.

Signed-off-by: Eric Dumazet <eric.dumazet@xxxxxxxxx>
LKML-Reference: <4A7C06B9.2090302@xxxxxxxxx>
Signed-off-by: Steven Rostedt <rostedt@xxxxxxxxxxx>
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxx>

---
kernel/trace/ring_buffer.c | 1 +
1 file changed, 1 insertion(+)

--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -695,6 +695,7 @@ ring_buffer_free(struct ring_buffer *buf

put_online_cpus();

+ kfree(buffer->buffers);
free_cpumask_var(buffer->cpumask);

kfree(buffer);


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