Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=bde8f00ce64d9824a4f227c8594e335a1a10d044
Commit: bde8f00ce64d9824a4f227c8594e335a1a10d044
Parent: 5394cd218735bf462e72bb827fbb7e47fc15f2f0
Author: Trond Myklebust <[EMAIL PROTECTED]>
AuthorDate: Wed Jan 24 11:54:53 2007 -0800
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Wed Jan 24 12:31:06 2007 -0800
[PATCH] NFS: Fix Oops in rpc_call_sync()
Fix the Oops in http://bugzilla.linux-nfs.org/show_bug.cgi?id=138
We shouldn't be calling rpc_release_task() for tasks that are not active.
Signed-off-by: Trond Myklebust <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
include/linux/sunrpc/sched.h | 1 -
net/sunrpc/clnt.c | 8 +++-----
net/sunrpc/sched.c | 3 ++-
3 files changed, 5 insertions(+), 7 deletions(-)
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index 97c7616..8b6ce60 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -250,7 +250,6 @@ void rpc_init_task(struct rpc_task *task,
struct rpc_clnt *clnt,
int flags, const struct rpc_call_ops *ops,
void *data);
void rpc_put_task(struct rpc_task *);
-void rpc_release_task(struct rpc_task *);
void rpc_exit_task(struct rpc_task *);
void rpc_release_calldata(const struct rpc_call_ops *, void *);
void rpc_killall_tasks(struct rpc_clnt *);
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index aba528b..16c9fbc 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -490,16 +490,14 @@ int rpc_call_sync(struct rpc_clnt *clnt, struct
rpc_message *msg, int flags)
/* Set up the call info struct and execute the task */
status = task->tk_status;
- if (status != 0) {
- rpc_release_task(task);
+ if (status != 0)
goto out;
- }
atomic_inc(&task->tk_count);
status = rpc_execute(task);
if (status == 0)
status = task->tk_status;
- rpc_put_task(task);
out:
+ rpc_put_task(task);
rpc_restore_sigmask(&oldset);
return status;
}
@@ -537,7 +535,7 @@ rpc_call_async(struct rpc_clnt *clnt, struct rpc_message
*msg, int flags,
if (status == 0)
rpc_execute(task);
else
- rpc_release_task(task);
+ rpc_put_task(task);
rpc_restore_sigmask(&oldset);
return status;
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 79bc4cd..fc083f0 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -42,6 +42,7 @@ static mempool_t *rpc_buffer_mempool __read_mostly;
static void __rpc_default_timer(struct rpc_task *task);
static void rpciod_killall(void);
static void rpc_async_schedule(struct work_struct *);
+static void rpc_release_task(struct rpc_task *task);
/*
* RPC tasks sit here while waiting for conditions to improve.
@@ -896,7 +897,7 @@ void rpc_put_task(struct rpc_task *task)
}
EXPORT_SYMBOL(rpc_put_task);
-void rpc_release_task(struct rpc_task *task)
+static void rpc_release_task(struct rpc_task *task)
{
#ifdef RPC_DEBUG
BUG_ON(task->tk_magic != RPC_TASK_MAGIC_ID);
-
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