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cpu: Assert asidx_from_attrs return value in range 

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2018-06-29 16:30:28 -07:00
parent 68fea03855
commit 9c8c334b06
1 changed files with 4 additions and 2 deletions
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6
include/qom/cpu.h
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@ -620,11 +620,13 @@ 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); CPUClass *cc = CPU_GET_CLASS(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