PCI: replace remaining __FUNCTION__ occurrences

__FUNCTION__ is gcc-specific, use __func__

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index ca656b2..f14267e1 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -168,7 +168,7 @@
 			return slot;
 	}
 
-	err("%s: slot (device=0x%x) not found\n", __FUNCTION__, device);
+	err("%s: slot (device=0x%x) not found\n", __func__, device);
 	return NULL;
 }