From: Michael Wang <wang...@linux.vnet.ibm.com>
This patch replaces list_for_each_continue_rcu() with
list_for_each_entry_continue_rcu() to allow removing
list_for_each_continue_rcu().
Signed-off-by: Michael Wang <wang...@linux.vnet.ibm.com>
---
net/netfilter/core.c | 11 +++++++----
1 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index e19f365..50225bd 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -131,14 +131,14 @@ unsigned int nf_iterate(struct list_head *head,
int hook_thresh)
{
unsigned int verdict;
+ struct nf_hook_ops *elem = list_entry_rcu(*i,
+ struct nf_hook_ops, list);
/*
* The caller must not block between calls to this
* function because of risk of continuing from deleted element.
*/
- list_for_each_continue_rcu(*i, head) {
- struct nf_hook_ops *elem = (struct nf_hook_ops *)*i;
-
+ list_for_each_entry_continue_rcu(elem, head, list) {
if (hook_thresh > elem->priority)
continue;
@@ -155,11 +155,14 @@ repeat:
continue;
}
#endif
- if (verdict != NF_REPEAT)
+ if (verdict != NF_REPEAT) {
+ *i = &elem->list;
return verdict;
+ }
goto repeat;
}
}
+ *i = &elem->list;
return NF_ACCEPT;
}
--
1.7.4.1
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