Hi Thomas,
On 12/05/2014 16:11, Thomas Petazzoni wrote:
> The mvebu-soc-id code in mach-mvebu/ needs to enable a clock to read
> the SoC device ID and revision number. To do so, it does a clk_get(),
> then a clk_prepare_enable(), reads the value, and disables the clock
> with clk_disable_unprepare(). However, it forgets to clk_put() the
> clock. This commit fixes this issue.
>
> Signed-off-by: Thomas Petazzoni <thomas.petazz...@free-electrons.com>
> Cc: <stable@vger.kernel.org> # 3.14+
> Fixes: af8d1c63afcbf36eea06789c92e22d4af118d2fb ('ARM: mvebu: Add support to
> get the ID and the revision of a SoC')
Acked-by: Gregory CLEMENT <gregory.clem...@free-electrons.com>
Thanks,
Gregory
> ---
> arch/arm/mach-mvebu/mvebu-soc-id.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm/mach-mvebu/mvebu-soc-id.c
> b/arch/arm/mach-mvebu/mvebu-soc-id.c
> index f3d4cf5..b52af6f 100644
> --- a/arch/arm/mach-mvebu/mvebu-soc-id.c
> +++ b/arch/arm/mach-mvebu/mvebu-soc-id.c
> @@ -109,6 +109,7 @@ static int __init mvebu_soc_id_init(void)
>
> res_ioremap:
> clk_disable_unprepare(clk);
> + clk_put(clk);
>
> clk_err:
> of_node_put(child);
>
--
Gregory Clement, Free Electrons
Kernel, drivers, real-time and embedded Linux
development, consulting, training and support.
http://free-electrons.com
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