* [PATCH 2/2] netfilter: pass 'nf_hook_ops' instead of 'list_head' to nf_queue()
@ 2012-08-23 6:00 Michael Wang
2012-09-03 15:31 ` Pablo Neira Ayuso
0 siblings, 1 reply; 2+ messages in thread
From: Michael Wang @ 2012-08-23 6:00 UTC (permalink / raw)
To: LKML, netdev, coreteam, netfilter, netfilter-devel
Cc: David Miller, kaber, pablo
From: Michael Wang <wangyun@linux.vnet.ibm.com>
Since 'list_for_each_continue_rcu' has already been replaced by
'list_for_each_entry_continue_rcu', pass 'list_head' to nf_queue() as a
parameter can not benefit us any more.
This patch will replace 'list_head' with 'nf_hook_ops' as the parameter of
nf_queue() and __nf_queue() to save code.
Signed-off-by: Michael Wang <wangyun@linux.vnet.ibm.com>
---
net/netfilter/core.c | 4 ++--
net/netfilter/nf_internals.h | 2 +-
net/netfilter/nf_queue.c | 8 ++++----
3 files changed, 7 insertions(+), 7 deletions(-)
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index b4cd2a2..8bf1eef 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -189,8 +189,8 @@ next_hook:
if (ret == 0)
ret = -EPERM;
} else if ((verdict & NF_VERDICT_MASK) == NF_QUEUE) {
- int err = nf_queue(skb, &elem->list, pf, hook, indev, outdev,
- okfn, verdict >> NF_VERDICT_QBITS);
+ int err = nf_queue(skb, elem, pf, hook, indev, outdev, okfn,
+ verdict >> NF_VERDICT_QBITS);
if (err < 0) {
if (err == -ECANCELED)
goto next_hook;
diff --git a/net/netfilter/nf_internals.h b/net/netfilter/nf_internals.h
index 2886231..3deec99 100644
--- a/net/netfilter/nf_internals.h
+++ b/net/netfilter/nf_internals.h
@@ -24,7 +24,7 @@ extern unsigned int nf_iterate(struct list_head *head,
/* nf_queue.c */
extern int nf_queue(struct sk_buff *skb,
- struct list_head *elem,
+ struct nf_hook_ops *elem,
u_int8_t pf, unsigned int hook,
struct net_device *indev,
struct net_device *outdev,
diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c
index 29fe102..8d2cf9e 100644
--- a/net/netfilter/nf_queue.c
+++ b/net/netfilter/nf_queue.c
@@ -118,7 +118,7 @@ static void nf_queue_entry_release_refs(struct nf_queue_entry *entry)
* through nf_reinject().
*/
static int __nf_queue(struct sk_buff *skb,
- struct list_head *elem,
+ struct nf_hook_ops *elem,
u_int8_t pf, unsigned int hook,
struct net_device *indev,
struct net_device *outdev,
@@ -155,7 +155,7 @@ static int __nf_queue(struct sk_buff *skb,
*entry = (struct nf_queue_entry) {
.skb = skb,
- .elem = list_entry(elem, struct nf_hook_ops, list),
+ .elem = elem,
.pf = pf,
.hook = hook,
.indev = indev,
@@ -225,7 +225,7 @@ static void nf_bridge_adjust_segmented_data(struct sk_buff *skb)
#endif
int nf_queue(struct sk_buff *skb,
- struct list_head *elem,
+ struct nf_hook_ops *elem,
u_int8_t pf, unsigned int hook,
struct net_device *indev,
struct net_device *outdev,
@@ -323,7 +323,7 @@ void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict)
local_bh_enable();
break;
case NF_QUEUE:
- err = __nf_queue(skb, &elem->list, entry->pf, entry->hook,
+ err = __nf_queue(skb, elem, entry->pf, entry->hook,
entry->indev, entry->outdev, entry->okfn,
verdict >> NF_VERDICT_QBITS);
if (err < 0) {
--
1.7.4.1
^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 2/2] netfilter: pass 'nf_hook_ops' instead of 'list_head' to nf_queue()
2012-08-23 6:00 [PATCH 2/2] netfilter: pass 'nf_hook_ops' instead of 'list_head' to nf_queue() Michael Wang
@ 2012-09-03 15:31 ` Pablo Neira Ayuso
0 siblings, 0 replies; 2+ messages in thread
From: Pablo Neira Ayuso @ 2012-09-03 15:31 UTC (permalink / raw)
To: Michael Wang
Cc: LKML, netdev, coreteam, netfilter, netfilter-devel, David Miller, kaber
On Thu, Aug 23, 2012 at 02:00:06PM +0800, Michael Wang wrote:
> From: Michael Wang <wangyun@linux.vnet.ibm.com>
>
> Since 'list_for_each_continue_rcu' has already been replaced by
> 'list_for_each_entry_continue_rcu', pass 'list_head' to nf_queue() as a
> parameter can not benefit us any more.
>
> This patch will replace 'list_head' with 'nf_hook_ops' as the parameter of
> nf_queue() and __nf_queue() to save code.
Applied, thanks.
^ permalink raw reply [flat|nested] 2+ messages in thread
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