EDAC: Delete unnecessary checks before pci_dev_put()

The pci_dev_put() function tests whether its argument is NULL and thus
the test around the call is not needed.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Link: http://lkml.kernel.org/r/54CFC12C.9010002@users.sourceforge.net
Signed-off-by: Borislav Petkov <bp@suse.de>
diff --git a/drivers/edac/i82443bxgx_edac.c b/drivers/edac/i82443bxgx_edac.c
index b4705d9..38d6406 100644
--- a/drivers/edac/i82443bxgx_edac.c
+++ b/drivers/edac/i82443bxgx_edac.c
@@ -445,9 +445,7 @@
 	pci_unregister_driver(&i82443bxgx_edacmc_driver);
 
 fail0:
-	if (mci_pdev != NULL)
-		pci_dev_put(mci_pdev);
-
+	pci_dev_put(mci_pdev);
 	return pci_rc;
 }