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* [PATCH] clk: mv98dx3236: fix refcount leak in mv98dx3236_clk_init()
@ 2018-12-26 13:48 Yangtao Li
  2018-12-26 15:45 ` Gregory CLEMENT
  2018-12-28 19:45 ` Stephen Boyd
  0 siblings, 2 replies; 3+ messages in thread
From: Yangtao Li @ 2018-12-26 13:48 UTC (permalink / raw)
  To: mturquette, sboyd, gregory.clement; +Cc: linux-clk, linux-kernel, Yangtao Li

The of_find_compatible_node() returns a node pointer with refcount
incremented, but there is the lack of use of the of_node_put() when
done. Add the missing of_node_put() to release the refcount.

Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
---
 drivers/clk/mvebu/mv98dx3236.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/clk/mvebu/mv98dx3236.c b/drivers/clk/mvebu/mv98dx3236.c
index 0a74cf7a7725..1c8ab4f834ba 100644
--- a/drivers/clk/mvebu/mv98dx3236.c
+++ b/drivers/clk/mvebu/mv98dx3236.c
@@ -172,7 +172,9 @@ static void __init mv98dx3236_clk_init(struct device_node *np)
 
 	mvebu_coreclk_setup(np, &mv98dx3236_core_clocks);
 
-	if (cgnp)
+	if (cgnp) {
 		mvebu_clk_gating_setup(cgnp, mv98dx3236_gating_desc);
+		of_node_put(cgnp);
+	}
 }
 CLK_OF_DECLARE(mv98dx3236_clk, "marvell,mv98dx3236-core-clock", mv98dx3236_clk_init);
-- 
2.17.0


^ permalink raw reply related	[flat|nested] 3+ messages in thread

* Re: [PATCH] clk: mv98dx3236: fix refcount leak in mv98dx3236_clk_init()
  2018-12-26 13:48 [PATCH] clk: mv98dx3236: fix refcount leak in mv98dx3236_clk_init() Yangtao Li
@ 2018-12-26 15:45 ` Gregory CLEMENT
  2018-12-28 19:45 ` Stephen Boyd
  1 sibling, 0 replies; 3+ messages in thread
From: Gregory CLEMENT @ 2018-12-26 15:45 UTC (permalink / raw)
  To: Yangtao Li; +Cc: mturquette, sboyd, linux-clk, linux-kernel

Hi Yangtao,
 
 On mer., déc. 26 2018, Yangtao Li <tiny.windzz@gmail.com> wrote:

> The of_find_compatible_node() returns a node pointer with refcount
> incremented, but there is the lack of use of the of_node_put() when
> done. Add the missing of_node_put() to release the refcount.

Reviewed-by: Gregory CLEMENT <gregory.clement@bootlin.com>

Thanks,

Gregory

>
> Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
> ---
>  drivers/clk/mvebu/mv98dx3236.c | 4 +++-
>  1 file changed, 3 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/clk/mvebu/mv98dx3236.c b/drivers/clk/mvebu/mv98dx3236.c
> index 0a74cf7a7725..1c8ab4f834ba 100644
> --- a/drivers/clk/mvebu/mv98dx3236.c
> +++ b/drivers/clk/mvebu/mv98dx3236.c
> @@ -172,7 +172,9 @@ static void __init mv98dx3236_clk_init(struct device_node *np)
>  
>  	mvebu_coreclk_setup(np, &mv98dx3236_core_clocks);
>  
> -	if (cgnp)
> +	if (cgnp) {
>  		mvebu_clk_gating_setup(cgnp, mv98dx3236_gating_desc);
> +		of_node_put(cgnp);
> +	}
>  }
>  CLK_OF_DECLARE(mv98dx3236_clk, "marvell,mv98dx3236-core-clock", mv98dx3236_clk_init);
> -- 
> 2.17.0
>

-- 
Gregory Clement, Bootlin
Embedded Linux and Kernel engineering
http://bootlin.com

^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: [PATCH] clk: mv98dx3236: fix refcount leak in mv98dx3236_clk_init()
  2018-12-26 13:48 [PATCH] clk: mv98dx3236: fix refcount leak in mv98dx3236_clk_init() Yangtao Li
  2018-12-26 15:45 ` Gregory CLEMENT
@ 2018-12-28 19:45 ` Stephen Boyd
  1 sibling, 0 replies; 3+ messages in thread
From: Stephen Boyd @ 2018-12-28 19:45 UTC (permalink / raw)
  To: Yangtao Li, gregory.clement, mturquette
  Cc: linux-clk, linux-kernel, Yangtao Li

Quoting Yangtao Li (2018-12-26 05:48:05)
> The of_find_compatible_node() returns a node pointer with refcount
> incremented, but there is the lack of use of the of_node_put() when
> done. Add the missing of_node_put() to release the refcount.
> 
> Signed-off-by: Yangtao Li <tiny.windzz@gmail.com>
> ---

Applied to clk-next


^ permalink raw reply	[flat|nested] 3+ messages in thread

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2018-12-26 13:48 [PATCH] clk: mv98dx3236: fix refcount leak in mv98dx3236_clk_init() Yangtao Li
2018-12-26 15:45 ` Gregory CLEMENT
2018-12-28 19:45 ` Stephen Boyd

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