[BNX2]: output driver name as prefix in error message

Output driver name as prefix to "Unknown flash/EEPROM type." message.
Signed-off-by: NJohn W. Linville <linville@tuxdriver.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

drivers/net/bnx2.c

@@ -2707,7 +2707,7 @@ bnx2_init_nvram(struct bnx2 *bp)
 
 	if (j == entry_count) {
 		bp->flash_info = NULL;
-		printk(KERN_ALERT "Unknown flash/EEPROM type.\n");
+		printk(KERN_ALERT PFX "Unknown flash/EEPROM type.\n");
 		rc = -ENODEV;
 	}