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From: vinod.koul@intel•com (Vinod Koul)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH 3/5] dmaengine: bcm2835-dma: Fix memory leak when stopping a running transfer
Date: Mon, 30 Mar 2015 23:18:56 +0530	[thread overview]
Message-ID: <20150330174856.GN7192@intel.com> (raw)
In-Reply-To: <1427456155-28990-4-git-send-email-peter.ujfalusi@ti.com>

On Fri, Mar 27, 2015 at 01:35:53PM +0200, Peter Ujfalusi wrote:
> The vd->node is removed from the lists when the transfer started so the
> vchan_get_all_descriptors() will not find it. This results memory leak.
> 
> Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti•com>
> CC: Stephen Warren <swarren@wwwdotorg•org>
> CC: Lee Jones <lee@kernel•org>
Applied, thanks

-- 
~Vinod

> ---
>  drivers/dma/bcm2835-dma.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/drivers/dma/bcm2835-dma.c b/drivers/dma/bcm2835-dma.c
> index 0723096fb50a..c92d6a70ccf3 100644
> --- a/drivers/dma/bcm2835-dma.c
> +++ b/drivers/dma/bcm2835-dma.c
> @@ -475,6 +475,7 @@ static int bcm2835_dma_terminate_all(struct dma_chan *chan)
>  	 * c->desc is NULL and exit.)
>  	 */
>  	if (c->desc) {
> +		bcm2835_dma_desc_free(&c->desc->vd);
>  		c->desc = NULL;
>  		bcm2835_dma_abort(c->chan_base);
>  
> -- 
> 2.3.3
> 

-- 

  parent reply	other threads:[~2015-03-30 17:48 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-03-27 11:35 [PATCH 0/5] dmaengine: Fix memory leak amongs virt-dma users Peter Ujfalusi
2015-03-27 11:35 ` [PATCH 1/5] dmaengine: edma: fix memory leak when terminating running transfers Peter Ujfalusi
2015-03-30 17:48   ` Vinod Koul
2015-03-27 11:35 ` [PATCH 2/5] dmaengine: omap-dma: Fix memory leak when terminating running transfer Peter Ujfalusi
2015-03-30 17:48   ` Vinod Koul
2015-03-27 11:35 ` [PATCH 3/5] dmaengine: bcm2835-dma: Fix memory leak when stopping a " Peter Ujfalusi
2015-03-28  3:57   ` Stephen Warren
2015-03-28 21:50     ` Peter Ujfalusi
2015-03-30 17:48   ` Vinod Koul [this message]
2015-03-27 11:35 ` [PATCH 4/5] dmaengine: hsu: " Peter Ujfalusi
2015-03-27 12:01   ` Andy Shevchenko
2015-03-30 17:37     ` Vinod Koul
2015-04-28 11:17       ` 'Greg Kroah-Hartman'
2015-05-04 11:04         ` Vinod Koul
2015-05-07 16:26   ` Andy Shevchenko
2015-03-27 11:35 ` [PATCH 5/5] dmaengine: moxart-dma: " Peter Ujfalusi
2015-03-30 17:49   ` Vinod Koul

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