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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-04-16 16:41:10 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-05-14 15:09:29 -0400
commit19445b99b6d66af661c586c052de23110731a502 (patch)
treeb5a77b701b466598af631ef5a7db705f6e7c59ad /net/sunrpc
parentee5ebe851ed60206f150d3f189416f9c63245b66 (diff)
downloadop-kernel-dev-19445b99b6d66af661c586c052de23110731a502.zip
op-kernel-dev-19445b99b6d66af661c586c052de23110731a502.tar.gz
SUNRPC: Cleanup - make rpc_new_task() call rpc_release_calldata on failure
Also have it return an ERR_PTR(-ENOMEM) instead of a null pointer. Reviewed-by: Chuck Lever <chuck.lever@oracle.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc')
-rw-r--r--net/sunrpc/clnt.c19
-rw-r--r--net/sunrpc/sched.c13
2 files changed, 14 insertions, 18 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 19c9983..8c7b543 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -556,26 +556,16 @@ static const struct rpc_call_ops rpc_default_ops = {
*/
struct rpc_task *rpc_run_task(const struct rpc_task_setup *task_setup_data)
{
- struct rpc_task *task, *ret;
+ struct rpc_task *task;
task = rpc_new_task(task_setup_data);
- if (task == NULL) {
- rpc_release_calldata(task_setup_data->callback_ops,
- task_setup_data->callback_data);
- ret = ERR_PTR(-ENOMEM);
+ if (IS_ERR(task))
goto out;
- }
- if (task->tk_status != 0) {
- ret = ERR_PTR(task->tk_status);
- rpc_put_task(task);
- goto out;
- }
atomic_inc(&task->tk_count);
rpc_execute(task);
- ret = task;
out:
- return ret;
+ return task;
}
EXPORT_SYMBOL_GPL(rpc_run_task);
@@ -657,9 +647,8 @@ struct rpc_task *rpc_run_bc_task(struct rpc_rqst *req,
* Create an rpc_task to send the data
*/
task = rpc_new_task(&task_setup_data);
- if (!task) {
+ if (IS_ERR(task)) {
xprt_free_bc_request(req);
- task = ERR_PTR(-ENOMEM);
goto out;
}
task->tk_rqstp = req;
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index aae6907..c8979ce 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -856,16 +856,23 @@ struct rpc_task *rpc_new_task(const struct rpc_task_setup *setup_data)
if (task == NULL) {
task = rpc_alloc_task();
- if (task == NULL)
- goto out;
+ if (task == NULL) {
+ rpc_release_calldata(setup_data->callback_ops,
+ setup_data->callback_data);
+ return ERR_PTR(-ENOMEM);
+ }
flags = RPC_TASK_DYNAMIC;
}
rpc_init_task(task, setup_data);
+ if (task->tk_status < 0) {
+ int err = task->tk_status;
+ rpc_put_task(task);
+ return ERR_PTR(err);
+ }
task->tk_flags |= flags;
dprintk("RPC: allocated task %p\n", task);
-out:
return task;
}
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