Re: [PATCH 01/23] interconnect: fix mem leak when freeing nodes

From: Konrad Dybcio
Date: Wed Feb 01 2023 - 06:19:13 EST




On 1.02.2023 11:15, Johan Hovold wrote:
> The node link array is allocated when adding links to a node but is not
> deallocated when nodes are destroyed.
>
> Fixes: 11f1ceca7031 ("interconnect: Add generic on-chip interconnect API")
> Cc: stable@xxxxxxxxxxxxxxx # 5.1
> Cc: Georgi Djakov <georgi.djakov@xxxxxxxxxx>
> Signed-off-by: Johan Hovold <johan+linaro@xxxxxxxxxx>
> ---
Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>

Konrad
> drivers/interconnect/core.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/interconnect/core.c b/drivers/interconnect/core.c
> index 423f875d4b54..dc61620a0191 100644
> --- a/drivers/interconnect/core.c
> +++ b/drivers/interconnect/core.c
> @@ -850,6 +850,7 @@ void icc_node_destroy(int id)
>
> mutex_unlock(&icc_lock);
>
> + kfree(node->links);
> kfree(node);
> }
> EXPORT_SYMBOL_GPL(icc_node_destroy);