xiaomi-sm8450/android_kernel_xiaomi_sm8450
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[XFRM]: Eliminate refcounting confusion by creating __xfrm_state_put().

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We often just do an atomic_dec(&x->refcnt) on an xfrm_state object
because we know there is more than 1 reference remaining and thus
we can elide the heavier xfrm_state_put() call.

Do this behind an inline function called __xfrm_state_put() so that is
more obvious and also to allow us to more cleanly add refcount
debugging later.

Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Herbert Xu
2006-02-22 14:47:13 -08:00
committed by David S. Miller
parent 8525987849
commit 21380b81ef
4 changed files with 11 additions and 6 deletions
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2
net/key/af_key.c
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@@ -1423,7 +1423,7 @@ static int pfkey_add(struct sock *sk, struct sk_buff *skb, struct sadb_msg *hdr,
if (err < 0) {
x->km.state = XFRM_STATE_DEAD;
xfrm_state_put(x);
__xfrm_state_put(x);
goto out;
}