Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=b4d6202b3652f5dbce358b99dee7d7c80b567529
Commit: b4d6202b3652f5dbce358b99dee7d7c80b567529
Parent: 7d90e86d31e8beeb66d6754aece890ac4a579887
Author: Michal Miroslaw <[EMAIL PROTECTED]>
AuthorDate: Sun Mar 4 16:00:04 2007 -0800
Committer: David S. Miller <[EMAIL PROTECTED]>
CommitDate: Mon Mar 5 13:25:26 2007 -0800
[NETFILTER]: nfnetlink_log: fix reference counting
Fix reference counting (memory leak) problem in __nfulnl_send() and callers
related to packet queueing.
Signed-off-by: Michal Miroslaw <[EMAIL PROTECTED]>
Signed-off-by: Patrick McHardy <[EMAIL PROTECTED]>
Signed-off-by: David S. Miller <[EMAIL PROTECTED]>
---
net/netfilter/nfnetlink_log.c | 9 ++++++---
1 files changed, 6 insertions(+), 3 deletions(-)
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index d0af8bc..91a0972 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -218,6 +218,9 @@ _instance_destroy2(struct nfulnl_instance *inst, int lock)
spin_lock_bh(&inst->lock);
if (inst->skb) {
+ /* timer "holds" one reference (we have one more) */
+ if (del_timer(&inst->timer))
+ instance_put(inst);
if (inst->qlen)
__nfulnl_send(inst);
if (inst->skb) {
@@ -362,9 +365,6 @@ __nfulnl_send(struct nfulnl_instance *inst)
{
int status;
- if (timer_pending(&inst->timer))
- del_timer(&inst->timer);
-
if (!inst->skb)
return 0;
@@ -689,6 +689,9 @@ nfulnl_log_packet(unsigned int pf,
* enough room in the skb left. flush to userspace. */
UDEBUG("flushing old skb\n");
+ /* timer "holds" one reference (we have another one) */
+ if (del_timer(&inst->timer))
+ instance_put(inst);
__nfulnl_send(inst);
if (!(inst->skb = nfulnl_alloc_skb(nlbufsiz, size))) {
-
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