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author | Wei Yongjun <weiyongjun1@huawei.com> | 2019-12-15 22:08:04 +0100 |
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committer | David S. Miller <davem@davemloft.net> | 2019-12-16 19:22:22 -0800 |
commit | 4340ee1dafe3334901590ec73536c8d622af427c (patch) | |
tree | 99500f642371cde1bf5a7dfe04ff4280c8efa745 | |
parent | 22a0b15195cef1f17208d1c9165a6153ff4b3b63 (diff) | |
download | wireguard-linux-trimmed-4340ee1dafe3334901590ec73536c8d622af427c.tar.gz wireguard-linux-trimmed-4340ee1dafe3334901590ec73536c8d622af427c.zip |
wireguard: allowedips: use kfree_rcu() instead of call_rcu()
The callback function of call_rcu() just calls a kfree(), so we
can use kfree_rcu() instead of call_rcu() + callback function.
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r-- | drivers/net/wireguard/allowedips.c | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/net/wireguard/allowedips.c b/drivers/net/wireguard/allowedips.c index 72667d5..121d9ea 100644 --- a/drivers/net/wireguard/allowedips.c +++ b/drivers/net/wireguard/allowedips.c @@ -31,11 +31,6 @@ static void copy_and_assign_cidr(struct allowedips_node *node, const u8 *src, #define CHOOSE_NODE(parent, key) \ parent->bit[(key[parent->bit_at_a] >> parent->bit_at_b) & 1] -static void node_free_rcu(struct rcu_head *rcu) -{ - kfree(container_of(rcu, struct allowedips_node, rcu)); -} - static void push_rcu(struct allowedips_node **stack, struct allowedips_node __rcu *p, unsigned int *len) { @@ -112,7 +107,7 @@ static void walk_remove_by_peer(struct allowedips_node __rcu **top, if (!node->bit[0] || !node->bit[1]) { rcu_assign_pointer(*nptr, DEREF( &node->bit[!REF(node->bit[0])])); - call_rcu(&node->rcu, node_free_rcu); + kfree_rcu(node, rcu); node = DEREF(nptr); } } |