powerpc/perf: Return appropriate value for unknown domain

Return proper error code for unknown domain during IMC initialization.

Signed-off-by: Anju T Sudhakar <anju@linux.vnet.ibm.com>
Reviewed-by: Madhavan Srinivasan <maddy@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>

diff --git a/arch/powerpc/perf/imc-pmu.c b/arch/powerpc/perf/imc-pmu.c
index 61000d1..f563d30 100644 (file)
--- a/arch/powerpc/perf/imc-pmu.c
+++ b/arch/powerpc/perf/imc-pmu.c
@@ -1371,7 +1371,7 @@ int init_imc_pmu(struct device_node *parent, struct imc_pmu *pmu_ptr, int pmu_id
 
                break;
        default:
-               return  -1;     /* Unknown domain */
+               return  -EINVAL;        /* Unknown domain */
        }
 
        ret = update_events_in_group(parent, pmu_ptr);