linux-kernel - [PATCH v4 3/3] PCI: endpoint: pci_epf

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Date:   Wed, 28 Feb 2018 14:07:19 +0100
From:   Rolf Evers-Fischer <embedded24@...rs-fischer.de>
To:     kishon@...com
Cc:     lorenzo.pieralisi@....com, bhelgaas@...gle.com,
        linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        andy.shevchenko@...il.com,
        Rolf Evers-Fischer <rolf.evers.fischer@...iv.com>
Subject: [PATCH v4 3/3] PCI: endpoint: pci_epf_create: remove goto labels

From: Rolf Evers-Fischer <rolf.evers.fischer@...iv.com>

Removes the goto labels completely, handles the errors at the
respective call site and just returns instead of jumping around.

Signed-off-by: Rolf Evers-Fischer <rolf.evers.fischer@...iv.com>
---
 drivers/pci/endpoint/pci-epf-core.c | 30 +++++++++---------------------
 1 file changed, 9 insertions(+), 21 deletions(-)

diff --git a/drivers/pci/endpoint/pci-epf-core.c b/drivers/pci/endpoint/pci-epf-core.c
index 1878a6776519..cf2c4f6590a0 100644
--- a/drivers/pci/endpoint/pci-epf-core.c
+++ b/drivers/pci/endpoint/pci-epf-core.c
@@ -203,16 +203,14 @@ struct pci_epf *pci_epf_create(const char *name)
 	int len;
 
 	epf = kzalloc(sizeof(*epf), GFP_KERNEL);
-	if (!epf) {
-		ret = -ENOMEM;
-		goto err_ret;
-	}
+	if (!epf)
+		return ERR_PTR(-ENOMEM);
 
 	len = strchrnul(name, '.') - name;
 	epf->name = kstrndup(name, len, GFP_KERNEL);
 	if (!epf->name) {
-		ret = -ENOMEM;
-		goto free_epf;
+		kfree(epf);
+		return ERR_PTR(-ENOMEM);
 	}
 
 	dev = &epf->dev;
@@ -221,24 +219,14 @@ struct pci_epf *pci_epf_create(const char *name)
 	dev->type = &pci_epf_type;
 
 	ret = dev_set_name(dev, "%s", name);
-	if (ret)
-		goto put_dev;
-
-	ret = device_add(dev);
-	if (ret)
-		goto put_dev;
-
-	return epf;
+	if (!ret) {
+		ret = device_add(dev);
+		if (!ret)
+			return epf;
+	}
 
-put_dev:
 	put_device(dev);
 	return ERR_PTR(ret);
-
-free_epf:
-	kfree(epf);
-
-err_ret:
-	return ERR_PTR(ret);
 }
 EXPORT_SYMBOL_GPL(pci_epf_create);
 
-- 
2.16.2