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net: fix __dst_destroy_metrics_generic()
author
Eric Dumazet
<eric.dumazet@gmail.com>
Tue, 24 May 2011 17:29:50 +0000
(13:29 -0400)
committer
David S. Miller
<davem@davemloft.net>
Tue, 24 May 2011 17:29:50 +0000
(13:29 -0400)
dst_default_metrics is readonly, we dont want to kfree() it later.
Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
net/core/dst.c
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diff --git
a/net/core/dst.c
b/net/core/dst.c
index
81a4fa1
..
9ccca03
100644
(file)
--- a/
net/core/dst.c
+++ b/
net/core/dst.c
@@
-315,7
+315,7
@@
void __dst_destroy_metrics_generic(struct dst_entry *dst, unsigned long old)
{
unsigned long prev, new;
- new = (
unsigned long) dst_default_metrics
;
+ new = (
(unsigned long) dst_default_metrics) | DST_METRICS_READ_ONLY
;
prev = cmpxchg(&dst->_metrics, old, new);
if (prev == old)
kfree(__DST_METRICS_PTR(old));