New Defects reported by Coverity Scan for coreboot

Hi,

Please find the latest report on new defect(s) introduced to coreboot found with Coverity Scan.

1 new defect(s) introduced to coreboot found with Coverity Scan.
49 defect(s), reported by Coverity Scan earlier, were marked fixed in the recent build analyzed by Coverity Scan.

New defect(s) Reported-by: Coverity Scan
Showing 1 of 1 defect(s)

** CID 1364082:  Integer handling issues  (NO_EFFECT)
/src/soc/rockchip/common/spi.c: 170 in rockchip_spi_set_sample_delay()

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*** CID 1364082:  Integer handling issues  (NO_EFFECT)
/src/soc/rockchip/common/spi.c: 170 in rockchip_spi_set_sample_delay()
164     	assert(bus >= 0 && bus < ARRAY_SIZE(rockchip_spi_slaves));
165     	struct rockchip_spi *regs = rockchip_spi_slaves[bus].regs;
166     	unsigned int rsd;
167     
168     	/* Rxd Sample Delay */
169     	rsd = DIV_ROUND_CLOSEST(delay_ns * (SPI_SRCCLK_HZ >> 8), 1*GHz >> 8);
> > > CID 1364082:  Integer handling issues  (NO_EFFECT)
> > > This greater-than-or-equal-to-zero comparison of an unsigned value is always true. "rsd >= 0U".

170     	assert(rsd >= 0 && rsd <= 3);
171     	clrsetbits_le32(&regs->ctrlr0, SPI_RXDSD_MASK << SPI_RXDSD_OFFSET,
172     			rsd << SPI_RXDSD_OFFSET);
173     }
174     
175     int spi_claim_bus(struct spi_slave *slave)

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