Re: [PATCH v3 2/3] spi: geni-qcom: Fix incorrect free_irq() sequence
From: Dmitry Baryshkov
Date: Mon Sep 09 2024 - 05:48:18 EST
On Mon, Sep 09, 2024 at 03:31:40PM GMT, Jinjie Ruan wrote:
> In spi_geni_remove(), the free_irq() sequence is different from that
> on the probe error path. And the IRQ will still remain and it's interrupt
> handler may use the dma channel after release dma channel and before free
> irq, which is not secure, fix it.
>
> Fixes: b59c122484ec ("spi: spi-geni-qcom: Add support for GPI dma")
> Signed-off-by: Jinjie Ruan <ruanjinjie@xxxxxxxxxx>
> ---
> v3:
> - Rebased on the devm_pm_runtime_enable() patch.
> - Update the commit message.
> ---
> drivers/spi/spi-geni-qcom.c | 4 ++--
> 1 file changed, 2 insertions(+), 2 deletions(-)
This matches the code in spi_geni_probe().
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
--
With best wishes
Dmitry