New Defects reported by Coverity Scan for RTEMS

[scan-admin at coverity.com]

Hi,

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

1 new defect(s) introduced to RTEMS found with Coverity Scan.


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


** CID 1473629:  Control flow issues  (NO_EFFECT)
/bsps/shared/grlib/can/grcanfd.c: 323 in grcan_hw_write_try_fd()


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*** CID 1473629:  Control flow issues  (NO_EFFECT)
/bsps/shared/grlib/can/grcanfd.c: 323 in grcan_hw_write_try_fd()
317     			bds = 1;
318     		if (space_left < bds)
319     			break;
320     
321     		/* Convert and write CAN message to DMA buffer */
322     		dlc = grcan_len2dlc(source->len);
>>>     CID 1473629:  Control flow issues  (NO_EFFECT)
>>>     This less-than-zero comparison of an unsigned value is never true. "dlc < 0".
323     		if (dlc < 0) {
324     			/* Bad user input. Report the number of written messages
325     			 * or an error when non sent.
326     			 */
327     			if (ret <= 0)
328     				return GRCAN_RET_INVARG;


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