From: Markus Elfring <elfr...@users.sourceforge.net>
Date: Fri, 21 Nov 2014 15:20:12 +0100

The pci_dev_put() function tests whether its argument is NULL and then
returns immediately. Thus the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfr...@users.sourceforge.net>
---
 drivers/usb/host/pci-quirks.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/drivers/usb/host/pci-quirks.c b/drivers/usb/host/pci-quirks.c
index 2f3aceb..dd483c1 100644
--- a/drivers/usb/host/pci-quirks.c
+++ b/drivers/usb/host/pci-quirks.c
@@ -233,10 +233,8 @@ commit:
 
                spin_unlock_irqrestore(&amd_lock, flags);
 
-               if (info.nb_dev)
-                       pci_dev_put(info.nb_dev);
-               if (info.smbus_dev)
-                       pci_dev_put(info.smbus_dev);
+               pci_dev_put(info.nb_dev);
+               pci_dev_put(info.smbus_dev);
 
        } else {
                /* no race - commit the result */
@@ -447,10 +445,8 @@ void usb_amd_dev_put(void)
 
        spin_unlock_irqrestore(&amd_lock, flags);
 
-       if (nb)
-               pci_dev_put(nb);
-       if (smbus)
-               pci_dev_put(smbus);
+       pci_dev_put(nb);
+       pci_dev_put(smbus);
 }
 EXPORT_SYMBOL_GPL(usb_amd_dev_put);
 
-- 
2.1.3

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