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NLM: Add nlmclnt_release_call

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Add a helper function to simplify the freeing of NLM client requests.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust
2006-03-20 13:44:45 -05:00
parent e4cd038a45
commit 92737230dd
5 changed files with 135 additions and 203 deletions
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fs/lockd/svc4proc.c
+14 -20
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@@ -480,43 +480,37 @@ nlm4svc_callback(struct svc_rqst *rqstp, u32 proc, struct nlm_res *resp)
struct nlm_host *host;
struct nlm_rqst *call;
if (!(call = nlmclnt_alloc_call()))
host = nlmsvc_lookup_host(rqstp);
if (host == NULL)
return rpc_system_err;
host = nlmsvc_lookup_host(rqstp);
if (!host) {
kfree(call);
call = nlm_alloc_call(host);
if (call == NULL)
return rpc_system_err;
}
call->a_flags = RPC_TASK_ASYNC;
call->a_host = host;
memcpy(&call->a_args, resp, sizeof(*resp));
if (nlmsvc_async_call(call, proc, &nlm4svc_callback_ops) < 0)
goto error;
if (nlm_async_call(call, proc, &nlm4svc_callback_ops) < 0)
return rpc_system_err;
return rpc_success;
error:
kfree(call);
nlm_release_host(host);
return rpc_system_err;
}
static void nlm4svc_callback_exit(struct rpc_task *task, void *data)
{
struct nlm_rqst *call = data;
dprintk("lockd: %4d callback returned %d\n", task->tk_pid,
-task->tk_status);
}
if (task->tk_status < 0) {
dprintk("lockd: %4d callback failed (errno = %d)\n",
task->tk_pid, -task->tk_status);
}
nlm_release_host(call->a_host);
kfree(call);
static void nlm4svc_callback_release(void *data)
{
nlm_release_call(data);
}
static const struct rpc_call_ops nlm4svc_callback_ops = {
.rpc_call_done = nlm4svc_callback_exit,
.rpc_release = nlm4svc_callback_release,
};
/*