linux-kernel - [PATCH] pci: cleanup coding styling in pci-driver.c

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Message-Id: <20220905140136.25066-1-jingyuwang_vip@163.com>
Date:   Mon,  5 Sep 2022 22:01:36 +0800
From:   Jingyu Wang <jingyuwang_vip@....com>
To:     bhelgaas@...gle.com
Cc:     linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org,
        Jingyu Wang <jingyuwang_vip@....com>
Subject: [PATCH] pci: cleanup coding styling in pci-driver.c

Signed-off-by: Jingyu Wang <jingyuwang_vip@....com>
---
 drivers/pci/pci-driver.c | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/drivers/pci/pci-driver.c b/drivers/pci/pci-driver.c
index 49238ddd39ee..bba486f5e5fe 100644
--- a/drivers/pci/pci-driver.c
+++ b/drivers/pci/pci-driver.c
@@ -204,6 +204,7 @@ static ssize_t new_id_store(struct device_driver *driver, const char *buf,
 
 	if (fields != 7) {
 		struct pci_dev *pdev = kzalloc(sizeof(*pdev), GFP_KERNEL);
+
 		if (!pdev)
 			return -ENOMEM;
 
@@ -222,8 +223,8 @@ static ssize_t new_id_store(struct device_driver *driver, const char *buf,
 			return retval;
 	}
 
-	/* Only accept driver_data values that match an existing id_table
-	   entry */
+	/* Only accept driver_data values that match an existing id_table entry
+	 */
 	if (ids) {
 		retval = -EINVAL;
 		while (ids->vendor || ids->subvendor || ids->class_mask) {
@@ -272,6 +273,7 @@ static ssize_t remove_id_store(struct device_driver *driver, const char *buf,
 	spin_lock(&pdrv->dynids.lock);
 	list_for_each_entry_safe(dynid, n, &pdrv->dynids.list, node) {
 		struct pci_device_id *id = &dynid->id;
+
 		if ((id->vendor == vendor) &&
 		    (id->device == device) &&
 		    (subvendor == PCI_ANY_ID || id->subvendor == subvendor) &&
@@ -537,6 +539,7 @@ static int pci_restore_standard_config(struct pci_dev *pci_dev)
 
 	if (pci_dev->current_state != PCI_D0) {
 		int error = pci_set_power_state(pci_dev, PCI_D0);
+
 		if (error)
 			return error;
 	}
@@ -705,6 +708,7 @@ static int pci_pm_prepare(struct device *dev)
 
 	if (pm && pm->prepare) {
 		int error = pm->prepare(dev);
+
 		if (error < 0)
 			return error;
 
@@ -1364,7 +1368,7 @@ static int pci_pm_runtime_idle(struct device *dev)
 		return 0;
 
 	if (!pm)
-		return -ENOSYS;
+		return -ENODEV;
 
 	if (pm->runtime_idle)
 		return pm->runtime_idle(dev);
@@ -1471,6 +1475,7 @@ struct pci_driver *pci_dev_driver(const struct pci_dev *dev)
 		return dev->driver;
 	else {
 		int i;
+
 		for (i = 0; i <= PCI_ROM_RESOURCE; i++)
 			if (dev->resource[i].flags & IORESOURCE_BUSY)
 				return &pci_compat_driver;

base-commit: e47eb90a0a9ae20b82635b9b99a8d0979b757ad8
-- 
2.34.1