linux-kernel - [PATCH] PCI: imx6: Return the function value directly

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Message-Id: <1433209514-19082-1-git-send-email-festevam@gmail.com>
Date:	Mon,  1 Jun 2015 22:45:14 -0300
From:	Fabio Estevam <festevam@...il.com>
To:	l.stach@...gutronix.de
Cc:	Richard.Zhu@...escale.com, bhelgaas@...gle.com,
	linux-kernel@...r.kernel.org,
	Fabio Estevam <fabio.estevam@...escale.com>
Subject: [PATCH] PCI: imx6: Return the function value directly

From: Fabio Estevam <fabio.estevam@...escale.com>

Simplify a trivial if-return sequence by returning the
function value directly.

The semantic patch that makes this change is available
in scripts/coccinelle/misc/simple_return.cocci.

Signed-off-by: Fabio Estevam <fabio.estevam@...escale.com>
---
 drivers/pci/host/pci-imx6.c | 12 ++----------
 1 file changed, 2 insertions(+), 10 deletions(-)

diff --git a/drivers/pci/host/pci-imx6.c b/drivers/pci/host/pci-imx6.c
index fdb9536..f28f00d 100644
--- a/drivers/pci/host/pci-imx6.c
+++ b/drivers/pci/host/pci-imx6.c
@@ -115,11 +115,7 @@ static int pcie_phy_wait_ack(void __iomem *dbi_base, int addr)
 	val = addr << PCIE_PHY_CTRL_DATA_LOC;
 	writel(val, dbi_base + PCIE_PHY_CTRL);
 
-	ret = pcie_phy_poll_ack(dbi_base, 0);
-	if (ret)
-		return ret;
-
-	return 0;
+	return pcie_phy_poll_ack(dbi_base, 0);
 }
 
 /* Read from the 16-bit PCIe PHY control registers (not memory-mapped) */
@@ -146,11 +142,7 @@ static int pcie_phy_read(void __iomem *dbi_base, int addr , int *data)
 	/* deassert Read signal */
 	writel(0x00, dbi_base + PCIE_PHY_CTRL);
 
-	ret = pcie_phy_poll_ack(dbi_base, 0);
-	if (ret)
-		return ret;
-
-	return 0;
+	return pcie_phy_poll_ack(dbi_base, 0);
 }
 
 static int pcie_phy_write(void __iomem *dbi_base, int addr, int data)
-- 
1.9.1

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