FM10K_SM_MBX_FIFO_LEN 1784 drivers/net/ethernet/intel/fm10k/fm10k_mbx.c 		if (!head || head > FM10K_SM_MBX_FIFO_LEN)
FM10K_SM_MBX_FIFO_LEN 1786 drivers/net/ethernet/intel/fm10k/fm10k_mbx.c 		if (!tail || tail > FM10K_SM_MBX_FIFO_LEN)