Hi,

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

2 new defect(s) introduced to coreboot found with Coverity Scan.


New defect(s) Reported-by: Coverity Scan
Showing 2 of 2 defect(s)


** CID 1361947:  Code maintainability issues  (UNUSED_VALUE)
/src/arch/riscv/trap_handler.c: 37 in handle_supervisor_call()


________________________________________________________________________________________________________
*** CID 1361947:  Code maintainability issues  (UNUSED_VALUE)
/src/arch/riscv/trap_handler.c: 37 in handle_supervisor_call()
31                      printk(BIOS_DEBUG, "Getting hart id...\n");
32                      returnValue = read_csr(mhartid);
33                      break;
34              case SBI_ECALL_NUM_HARTS:
35                      /* TODO: parse the hardware-supplied config string and
36                         return the correct value */
>>>     CID 1361947:  Code maintainability issues  (UNUSED_VALUE)
>>>     Assigning value "1ULL" to "returnValue" here, but that stored value is 
>>> overwritten before it can be used.
37                      returnValue = 1;
38              case SBI_ECALL_CONSOLE_PUT:
39                      returnValue = mcall_console_putchar(arg0);
40                      break;
41              case SBI_ECALL_SEND_DEVICE_REQUEST:
42                      printk(BIOS_DEBUG, "Sending device request...\n");

** CID 1361946:  Control flow issues  (MISSING_BREAK)
/src/arch/riscv/trap_handler.c: 38 in handle_supervisor_call()


________________________________________________________________________________________________________
*** CID 1361946:  Control flow issues  (MISSING_BREAK)
/src/arch/riscv/trap_handler.c: 38 in handle_supervisor_call()
32                      returnValue = read_csr(mhartid);
33                      break;
34              case SBI_ECALL_NUM_HARTS:
35                      /* TODO: parse the hardware-supplied config string and
36                         return the correct value */
37                      returnValue = 1;
>>>     CID 1361946:  Control flow issues  (MISSING_BREAK)
>>>     The above case falls through to this one.
38              case SBI_ECALL_CONSOLE_PUT:
39                      returnValue = mcall_console_putchar(arg0);
40                      break;
41              case SBI_ECALL_SEND_DEVICE_REQUEST:
42                      printk(BIOS_DEBUG, "Sending device request...\n");
43                      returnValue = mcall_dev_req((sbi_device_message*) arg0);


________________________________________________________________________________________________________
To view the defects in Coverity Scan visit, 
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