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-rw-r--r--hw/spapr.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/hw/spapr.h b/hw/spapr.h
index efe7f5758f..971a50ab02 100644
--- a/hw/spapr.h
+++ b/hw/spapr.h
@@ -320,7 +320,7 @@ static inline void rtas_st(target_ulong phys, int n, uint32_t val)
typedef void (*spapr_rtas_fn)(sPAPREnvironment *spapr, uint32_t token,
uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets);
-void spapr_rtas_register(const char *name, spapr_rtas_fn fn);
+int spapr_rtas_register(const char *name, spapr_rtas_fn fn);
target_ulong spapr_rtas_call(sPAPREnvironment *spapr,
uint32_t token, uint32_t nargs, target_ulong args,
uint32_t nret, target_ulong rets);