[AGP] fix old pci_find_capability merge botch

drivers/char/agp/sworks-agp.c

@@ -429,16 +429,6 @@ static void serverworks_agp_enable(u32 mode)
 
 	pci_for_each_dev(device) {
 		cap_ptr = pci_find_capability(device, PCI_CAP_ID_AGP);
-		if (cap_ptr != 0x00) {
-			do {
-				pci_read_config_dword(device,
-						      cap_ptr, &cap_id);
-
-				if ((cap_id & 0xff) != 0x02)
-					cap_ptr = (cap_id >> 8) & 0xff;
-			}
-			while (((cap_id & 0xff) != 0x02) && (cap_ptr != 0x00));
-		}
 		if (cap_ptr != 0x00) {
 			/*
 			 * Ok, here we have a AGP device. Disable impossible