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Date:	Fri, 29 Aug 2014 20:22:59 -0700 (PDT)
From:	David Miller <>
Subject: Re: [PATCH net-next] tipc: fix a potential oops

From: Ying Xue <>
Date: Thu, 28 Aug 2014 10:02:41 +0800

> Commit 6c9808ce09f7 ("tipc: remove port_lock") accidentally involves
> a potential bug: when tipc socket instance(tsk) is not got with given
> reference number in tipc_sk_get(), tsk is set to NULL. Subsequently
> we jump to exit label where to decrease socket reference counter
> pointed by tsk pointer in tipc_sk_put(). However, As now tsk is NULL,
> oops may happen because of touching a NULL pointer.
> Signed-off-by: Ying Xue <>
> Acked-by: Erik Hugne <>
> Acked-by: Jon Maloy <>

Applied, thanks.
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