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rxrpc: Provide more refcount helper functions

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Provide refcount helper functions for connections so that the code doesn't
touch local or connection usage counts directly.

Also make it such that local and peer put functions can take a NULL
pointer.

Signed-off-by: David Howells <dhowells@redhat.com>
This commit is contained in:
David Howells 2016-04-04 14:00:38 +01:00
parent 985a5c824a
commit 5627cc8b96
8 changed files with 26 additions and 18 deletions
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2
net/rxrpc/local_object.c
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@ -209,7 +209,7 @@ struct rxrpc_local *rxrpc_lookup_local(const struct sockaddr_rxrpc *srx)
* bind the transport socket may still fail if we're attempting
* to use a local address that the dying object is still using.
*/
if (!atomic_inc_not_zero(&local->usage)) {
if (!rxrpc_get_local_maybe(local)) {
cursor = cursor->next;
list_del_init(&local->link);
break;