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SubjectRe: [PATCH AUTOSEL 4.19 05/39] scsi: hisi_sas: Propagate errors in interrupt_init_v1_hw()
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On 10.07.2021 5:31, Sasha Levin wrote:

> From: Sergey Shtylyov <s.shtylyov@omp.ru>
>
> [ Upstream commit ab17122e758ef68fb21033e25c041144067975f5 ]
>
> After commit 6c11dc060427 ("scsi: hisi_sas: Fix IRQ checks") we have the
> error codes returned by platform_get_irq() ready for the propagation
> upsream in interrupt_init_v1_hw() -- that will fix still broken deferred
> probing. Let's propagate the error codes from devm_request_irq() as well
> since I don't see the reason to override them with -ENOENT...
>
> Link: https://lore.kernel.org/r/49ba93a3-d427-7542-d85a-b74fe1a33a73@omp.ru
> Acked-by: John Garry <john.garry@huawei.com>
> Signed-off-by: Sergey Shtylyov <s.shtylyov@omp.ru>
> Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
> Signed-off-by: Sasha Levin <sashal@kernel.org>
> ---
> drivers/scsi/hisi_sas/hisi_sas_v1_hw.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
> index 8aa3222fe486..5a777e48963b 100644
> --- a/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
> +++ b/drivers/scsi/hisi_sas/hisi_sas_v1_hw.c
[...]
> @@ -1717,7 +1717,7 @@ static int interrupt_init_v1_hw(struct hisi_hba *hisi_hba)
> if (!irq) {
> dev_err(dev, "irq init: could not map cq interrupt %d\n",
> idx);
> - return -ENOENT;
> + return irq;

This patch is borked too, we don't want to return 0 here...

[...]

MBR, Sergei

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