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ipv4: remove the unnecessary codes in fib_info_hash_move 

The whole hlist will be moved, so not need to call hlist_del before
add the hlist_node to other hlist_head.

Signed-off-by: Li RongQing <roy.qing.li@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Li RongQing 2015-04-30 17:25:12 +08:00 committed by David S. Miller
parent 3715544750
commit 7eee8cd4d8
1 changed files with 0 additions and 4 deletions
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4
net/ipv4/fib_semantics.c
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@ -713,8 +713,6 @@ static void fib_info_hash_move(struct hlist_head *new_info_hash,
struct hlist_head *dest; struct hlist_head *dest;
unsigned int new_hash; unsigned int new_hash;
hlist_del(&fi->fib_hash);
new_hash = fib_info_hashfn(fi); new_hash = fib_info_hashfn(fi);
dest = &new_info_hash[new_hash]; dest = &new_info_hash[new_hash];
hlist_add_head(&fi->fib_hash, dest); hlist_add_head(&fi->fib_hash, dest);
@ -731,8 +729,6 @@ static void fib_info_hash_move(struct hlist_head *new_info_hash,
struct hlist_head *ldest; struct hlist_head *ldest;
unsigned int new_hash; unsigned int new_hash;
hlist_del(&fi->fib_lhash);
new_hash = fib_laddr_hashfn(fi->fib_prefsrc); new_hash = fib_laddr_hashfn(fi->fib_prefsrc);
ldest = &new_laddrhash[new_hash]; ldest = &new_laddrhash[new_hash];
hlist_add_head(&fi->fib_lhash, ldest); hlist_add_head(&fi->fib_lhash, ldest);