summaryrefslogtreecommitdiff
path: root/drivers/net/wireguard
diff options
context:
space:
mode:
authorWei Yongjun <weiyongjun1@huawei.com>2019-12-16 00:08:04 +0300
committerDavid S. Miller <davem@davemloft.net>2019-12-17 06:22:22 +0300
commitd89ee7d5c73af15c1c6f12b016cdf469742b5726 (patch)
tree3aac280c9396bf35e2d579f4651e23b8ea7efae5 /drivers/net/wireguard
parent43967b6ff91e53bcce5ae08c16a0588a475b53a1 (diff)
downloadlinux-d89ee7d5c73af15c1c6f12b016cdf469742b5726.tar.xz
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>
Diffstat (limited to 'drivers/net/wireguard')
-rw-r--r--drivers/net/wireguard/allowedips.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/net/wireguard/allowedips.c b/drivers/net/wireguard/allowedips.c
index 72667d5399c3..121d9ea0f135 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);
}
}