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sim: ppc: return register error when unhandled

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We don't want to fallthru and use cooked_buf when we haven't initialized
it to anything.  Returning 0 indicates the register wasn't recognized.
This commit is contained in:
Mike Frysinger 2024-01-10 23:01:46 -05:00
parent c3c79ac5c4
commit 20617191e4
1 changed files with 2 additions and 4 deletions
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6
sim/ppc/psim.c
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@ -889,8 +889,7 @@ psim_read_register(psim *system,
default:
printf_filtered("psim_read_register(processor=%p,buf=%p,reg=%s) %s\n",
processor, buf, reg, "read of this register unimplemented");
break;
return 0;
}
/* the PSIM internal values are in host order. To fetch raw data,
@ -1077,8 +1076,7 @@ psim_write_register(psim *system,
printf_filtered("psim_write_register(processor=%p,cooked_buf=%p,reg=%s) %s\n",
processor, cooked_buf, reg,
"read of this register unimplemented");
break;
return 0;
}
return description.size;