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From: bp@alien8•de (Borislav Petkov)
To: linux-arm-kernel@lists•infradead.org
Subject: [PATCH v3 1/2] acpi: Fix proper return code for function acpi_gsi_to_irq
Date: Tue, 12 Jan 2016 19:32:28 +0100	[thread overview]
Message-ID: <20160112183228.GK30558@pd.tnic> (raw)
In-Reply-To: <CAGDN=za9Pjm0B0OMJevgesBdkm=XOGyU7jXXfWqk+dLSo7BVtQ@mail.gmail.com>

On Tue, Jan 12, 2016 at 10:26:04AM -0800, Tuan Phan wrote:
> So are you good with it?

How about this instead:

---
diff --git a/drivers/acpi/gsi.c b/drivers/acpi/gsi.c
index fa4585a6914e..e42f6b7eac13 100644
--- a/drivers/acpi/gsi.c
+++ b/drivers/acpi/gsi.c
@@ -46,17 +46,22 @@ static unsigned int acpi_gsi_get_irq_type(int trigger, int polarity)
  * Returns: linux IRQ number on success (>0)
  *          -EINVAL on failure
  */
-int acpi_gsi_to_irq(u32 gsi, unsigned int *irq)
+int acpi_gsi_to_irq(u32 gsi)
 {
+	unsigned int irq;
+
 	struct irq_domain *d = irq_find_matching_fwnode(acpi_gsi_domain_id,
 							DOMAIN_BUS_ANY);
 
-	*irq = irq_find_mapping(d, gsi);
+	irq = irq_find_mapping(d, gsi);
 	/*
 	 * *irq == 0 means no mapping, that should
 	 * be reported as a failure
 	 */
-	return (*irq > 0) ? *irq : -EINVAL;
+	if (irq > 0)
+		return irq;
+	else
+		return -EINVAL;
 }
 EXPORT_SYMBOL_GPL(acpi_gsi_to_irq);
 

-- 
Regards/Gruss,
    Boris.

ECO tip #101: Trim your mails when you reply.

  reply	other threads:[~2016-01-12 18:32 UTC|newest]

Thread overview: 19+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-11-07  0:51 [PATCH v3 0/2] acpi: apei: Bug fix to enable APEI support for ARMv8 Loc Ho
2015-11-07  0:51 ` [PATCH v3 1/2] acpi: Fix proper return code for function acpi_gsi_to_irq Loc Ho
2016-01-10 11:07   ` Borislav Petkov
2016-01-11 22:04     ` Tuan Phan
2016-01-11 22:13       ` Borislav Petkov
2016-01-11 22:41         ` Tuan Phan
2016-01-12 14:36           ` Borislav Petkov
2016-01-12 18:26             ` Tuan Phan
2016-01-12 18:32               ` Borislav Petkov [this message]
2016-01-12 18:46                 ` Tuan Phan
2016-01-12 19:21                   ` Borislav Petkov
2016-01-12 18:59   ` Marc Zyngier
2016-01-12 19:13     ` Tuan Phan
2016-01-12 19:32       ` Marc Zyngier
2016-01-12 20:01         ` Tuan Phan
2016-01-13  8:40           ` Marc Zyngier
2015-11-07  0:51 ` [PATCH v3 2/2] acpi: apei: Enable APEI multiple GHES source to share an single external IRQ Loc Ho
2016-01-09  0:30 ` [PATCH v3 0/2] acpi: apei: Bug fix to enable APEI support for ARMv8 Loc Ho
2016-01-10 11:08   ` Borislav Petkov

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