linux-kernel - [PATCH v2] PCI: remove an unnecessary if condition before a return statement

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Message-ID: <20141107080639.GA22912@wrath>
Date:	Fri, 7 Nov 2014 09:06:39 +0100
From:	Quentin Lambert <lambert.quentin@...il.com>
To:	bhelgaas@...gle.com
Cc:	linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
	julia.lawall@...6.fr, fengguang.wu@...el.com
Subject: [PATCH v2] PCI: remove an unnecessary if condition before a return
 statement

Simplify a trivial if-return sequence.  Possibly combine with a
preceding function call.
Generated by: scripts/coccinelle/misc/simple_return.cocci

Signed-off-by: Quentin Lambert <lambert.quentin@...il.com>
---

Changes in v2:
 - remove a checkpatch warning due to the a space between after the
   function name.

 drivers/pci/hotplug/ibmphp_res.c | 5 +----
 drivers/pci/pci.c                | 6 +-----
 2 files changed, 2 insertions(+), 9 deletions(-)

diff --git a/drivers/pci/hotplug/ibmphp_res.c b/drivers/pci/hotplug/ibmphp_res.c
index 219ba80..2da59ef 100644
--- a/drivers/pci/hotplug/ibmphp_res.c
+++ b/drivers/pci/hotplug/ibmphp_res.c
@@ -376,10 +376,7 @@ int __init ibmphp_rsrc_init (void)
 		if (rc)
 			return rc;
 	}
-	rc = once_over ();  /* This is to align ranges (so no -1) */
-	if (rc)
-		return rc;
-	return 0;
+	return once_over();
 }
 
 /********************************************************************************
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 625a4ac..9a5871f 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1012,11 +1012,7 @@ int pci_save_state(struct pci_dev *dev)
 	if (i != 0)
 		return i;
 
-	i = pci_save_vc_state(dev);
-	if (i != 0)
-		return i;
-
-	return 0;
+	return pci_save_vc_state(dev);
 }
 EXPORT_SYMBOL(pci_save_state);
 
-- 
1.9.1

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