[PATCH] iptables: libiptc: Use list_{next/prev}_entry instead of list_entry

[simran singhal]

This patch replace list_entry with list_{next/prev}_entry as it makes
the code more clear to read.

Signed-off-by: simran singhal <singhalsimr...@gmail.com>
---
 libiptc/libiptc.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/libiptc/libiptc.c b/libiptc/libiptc.c
index a6e7057..5590cb8 100644
--- a/libiptc/libiptc.c
+++ b/libiptc/libiptc.c
@@ -1452,7 +1452,7 @@ static void iptcc_chain_iterator_advance(struct 
xtc_handle *handle)
                handle->chain_iterator_cur = NULL;
        else
                handle->chain_iterator_cur =
-                       list_entry(c->list.next, struct chain_head, list);
+                       list_next_entry(c, list);
 }
 
 /* Iterator functions to run through the chains. */
@@ -1540,8 +1540,7 @@ TC_NEXT_RULE(const STRUCT_ENTRY *prev, struct xtc_handle 
*handle)
                return NULL;
        }
 
-       r = list_entry(handle->rule_iterator_cur->list.next,
-                       struct rule_head, list);
+       r = list_next_entry(handle->rule_iterator_cur, list);
 
        iptc_fn = TC_NEXT_RULE;
 
@@ -2013,8 +2012,8 @@ static int delete_entry(const IPT_CHAINLABEL chain, const 
STRUCT_ENTRY *origfw,
                 * pointer will then point to real next node */
                if (i == handle->rule_iterator_cur) {
                        handle->rule_iterator_cur =
-                               list_entry(handle->rule_iterator_cur->list.prev,
-                                          struct rule_head, list);
+                               list_prev_entry(handle->rule_iterator_cur,
+                                               list);
                }
 
                c->num_rules--;
@@ -2078,8 +2077,7 @@ TC_DELETE_NUM_ENTRY(const IPT_CHAINLABEL chain,
         * point to real next node */
        if (r == handle->rule_iterator_cur) {
                handle->rule_iterator_cur =
-                       list_entry(handle->rule_iterator_cur->list.prev,
-                                  struct rule_head, list);
+                       list_prev_entry(handle->rule_iterator_cur, list);
        }
 
        c->num_rules--;
-- 
2.7.4

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