From: Greg KH <gregkh@linuxfoundation.org>
To: "Wang, Xiaoming" <xiaoming.wang@intel.com>
Cc: valentina.manea.m@gmail.com, dan.carpenter@oracle.com,
standby24x7@gmail.com, devel@driverdev.osuosl.org,
chuansheng.liu@intel.com, dongxing.zhang@intel.com,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] staging: r8188eu: memory leak in rtw_free_cmd_obj if command is (_Set_Drv_Extra)
Date: Tue, 18 Mar 2014 13:03:53 -0700 [thread overview]
Message-ID: <20140318200353.GA24518@kroah.com> (raw)
In-Reply-To: <1395152727.31547.5.camel@wxm-ubuntu>
On Tue, Mar 18, 2014 at 10:25:27AM -0400, Wang, Xiaoming wrote:
> pcmd->parmbuf->pbuf has been allocated if command is GEN_CMD_CODE(_Set_Drv_Extra),
> and it enqueued by rtw_enqueue_cmd. rtw_cmd_thread dequeue pcmd by rtw_dequeue_cmd.
> The memory leak happened on this branch "if( _FAIL == rtw_cmd_filter(pcmdpriv, pcmd) )"
> which goto post_process directly against freeing pcmd->parmbuf->pbuf in
> rtw_drvextra_cmd_hdl which is the cmd_hdl if command is (_Set_Drv_Extra).
> This patch free pcmd->parmbuf->pbuf on the forgotten branch to avoid memory leak.
>
> Signed-off-by: Zhang Dongxing <dongxing.zhang@intel.com>
> Signed-off-by: xiaoming wang <xiaoming.wang@intel.com>
You obviously didn't test this as it breaks the build :(
{sigh}
Please retry after 3.15-rc1 is out.
next prev parent reply other threads:[~2014-03-18 20:01 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-18 14:25 [PATCH] [staging][r8188eu]: memory leak in rtw_free_cmd_obj if command is (_Set_Drv_Extra) Wang, Xiaoming
2014-03-18 20:03 ` Greg KH [this message]
2014-03-26 8:53 ` Dan Carpenter
-- strict thread matches above, loose matches on Subject: below --
2014-03-10 15:37 Wang, Xiaoming
2014-03-10 1:44 ` Liu, Chuansheng
2014-03-17 21:38 ` Greg KH
2014-03-07 20:01 Wang, Xiaoming
2014-03-07 8:04 ` Dan Carpenter
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