linux-kernel - [RFC PATCH 54/57] drivers: pci: Use bus_find_next

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Date:   Mon,  3 Jun 2019 16:50:20 +0100
From:   Suzuki K Poulose <suzuki.poulose@....com>
To:     linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, rafael@...nel.org,
        suzuki.poulose@....com, Bjorn Helgaas <bhelgaas@...gle.com>
Subject: [RFC PATCH 54/57] drivers: pci: Use bus_find_next_device() helper

Reuse the generic helper to find the next device on bus.

Cc: Bjorn Helgaas <bhelgaas@...gle.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@....com>
---
 drivers/pci/probe.c | 7 +------
 1 file changed, 1 insertion(+), 6 deletions(-)

diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index f9ef7ad..3504695 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -64,11 +64,6 @@ static struct resource *get_pci_domain_busn_res(int domain_nr)
 	return &r->res;
 }
 
-static int find_anything(struct device *dev, const void *data)
-{
-	return 1;
-}
-
 /*
  * Some device drivers need know if PCI is initiated.
  * Basically, we think PCI is not initiated when there
@@ -79,7 +74,7 @@ int no_pci_devices(void)
 	struct device *dev;
 	int no_devices;
 
-	dev = bus_find_device(&pci_bus_type, NULL, NULL, find_anything);
+	dev = bus_find_next_device(&pci_bus_type, NULL);
 	no_devices = (dev == NULL);
 	put_device(dev);
 	return no_devices;
-- 
2.7.4