| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.14 060/251] PCI: aardvark: Fix return value of MSI domain .alloc() method | Date | Wed, 24 Nov 2021 12:55:02 +0100 |
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From: Marek Behún <kabel@kernel.org>
commit e4313be1599d397625c14fb7826996813622decf upstream.
MSI domain callback .alloc() (implemented by advk_msi_irq_domain_alloc() function) should return zero on success, since non-zero value indicates failure.
When the driver was converted to generic MSI API in commit f21a8b1b6837 ("PCI: aardvark: Move to MSI handling using generic MSI support"), it was converted so that it returns hwirq number.
Fix this.
Link: https://lore.kernel.org/r/20211028185659.20329-3-kabel@kernel.org Fixes: f21a8b1b6837 ("PCI: aardvark: Move to MSI handling using generic MSI support") Signed-off-by: Pali Rohár <pali@kernel.org> Signed-off-by: Marek Behún <kabel@kernel.org> Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com> Cc: stable@vger.kernel.org Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org> --- drivers/pci/host/pci-aardvark.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/pci/host/pci-aardvark.c +++ b/drivers/pci/host/pci-aardvark.c @@ -662,7 +662,7 @@ static int advk_msi_irq_domain_alloc(str domain->host_data, handle_simple_irq, NULL, NULL); - return hwirq; + return 0; } static void advk_msi_irq_domain_free(struct irq_domain *domain,
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