linux-kernel - [PATCH v2 8/8] PCI: acpiphp: sanitize acpiphp_get_[latch|adapter]

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Message-Id: <1372860295-8306-9-git-send-email-mika.westerberg@linux.intel.com>
Date:	Wed,  3 Jul 2013 17:04:55 +0300
From:	Mika Westerberg <mika.westerberg@...ux.intel.com>
To:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Bjorn Helgaas <bhelgaas@...gle.com>,
	"Rafael J. Wysocki" <rafael.j.wysocki@...el.com>
Cc:	Jesse Barnes <jbarnes@...tuousgeek.org>,
	Yinghai Lu <yinghai@...nel.org>, john.ronciak@...el.com,
	miles.j.penner@...el.com, bruce.w.allan@...el.com,
	Heikki Krogerus <heikki.krogerus@...ux.intel.com>,
	"Kirill A. Shutemov" <kirill.shutemov@...ux.intel.com>,
	Mika Westerberg <mika.westerberg@...ux.intel.com>,
	linux-kernel@...r.kernel.org, linux-acpi@...r.kernel.org,
	linux-pci@...r.kernel.org, x86@...nel.org
Subject: [PATCH v2 8/8] PCI: acpiphp: sanitize acpiphp_get_[latch|adapter]_status()

There is no need for a temporary variable and all the tricks with ternary
operators. Change the functions to be a bit more straightforward.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@...ux.intel.com>
Signed-off-by: Mika Westerberg <mika.westerberg@...ux.intel.com>
---
 drivers/pci/hotplug/acpiphp_glue.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 506f38f..810ca4c 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -1271,11 +1271,7 @@ u8 acpiphp_get_power_status(struct acpiphp_slot *slot)
  */
 u8 acpiphp_get_latch_status(struct acpiphp_slot *slot)
 {
-	unsigned int sta;
-
-	sta = get_slot_status(slot);
-
-	return (sta & ACPI_STA_DEVICE_UI) ? 0 : 1;
+	return !(get_slot_status(slot) & ACPI_STA_DEVICE_UI);
 }
 
 
@@ -1285,9 +1281,5 @@ u8 acpiphp_get_latch_status(struct acpiphp_slot *slot)
  */
 u8 acpiphp_get_adapter_status(struct acpiphp_slot *slot)
 {
-	unsigned int sta;
-
-	sta = get_slot_status(slot);
-
-	return (sta == 0) ? 0 : 1;
+	return !!get_slot_status(slot);
 }
-- 
1.8.3.2

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