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cpu: Assert asidx_from_attrs return value in range

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Backports commit 9c8c334b0637bf3c592d432b0c11f3b62dd5dba3 from qemu
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Richard Henderson 2018-07-03 19:43:43 -04:00 committed by Lioncash
parent 0cf14f0d13
commit 8bd115214d
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1 changed files with 4 additions and 2 deletions
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6
qemu/include/qom/cpu.h
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@ -502,11 +502,13 @@ static inline hwaddr cpu_get_phys_page_debug(CPUState *cpu, vaddr addr)
static inline int cpu_asidx_from_attrs(CPUState *cpu, MemTxAttrs attrs) static inline int cpu_asidx_from_attrs(CPUState *cpu, MemTxAttrs attrs)
{ {
CPUClass *cc = CPU_GET_CLASS(cpu->uc, cpu); CPUClass *cc = CPU_GET_CLASS(cpu->uc, cpu);
int ret = 0;
if (cc->asidx_from_attrs) { if (cc->asidx_from_attrs) {
return cc->asidx_from_attrs(cpu, attrs); ret = cc->asidx_from_attrs(cpu, attrs);
assert(ret < cpu->num_ases && ret >= 0);
} }
return 0; return ret;
} }
#endif #endif