remove two lines to prevent crash during compile for the mbed frdm k64f

Fork of lwip-eth by mbed official

Revisions of arch/lpc17xx_emac.h

Revision Date Message Actions
1:0c9d93e2f51c 2012-06-22 Adapt NXP lwip Ethernet driver to CMSIS-RTOS and LPC1768 File  Diff  Annotate