[PATCH 3/3] netfilter: replace list_for_each_continue_rcu with new interface
From: Michael Wang <hidden>
Date: 2012-08-17 04:34:08
From: Michael Wang <redacted> 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 <redacted> --- 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