powerpc/perf/hv-24x7: Add missing put_cpu_var()
Add missing put_cpu_var() for 24x7 requests. This went missing in
commit f34b6c7 (3.18-rc3).
Signed-off-by: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
diff --git a/arch/powerpc/perf/hv-24x7.c b/arch/powerpc/perf/hv-24x7.c
index 46be032..ead8878 100644
--- a/arch/powerpc/perf/hv-24x7.c
+++ b/arch/powerpc/perf/hv-24x7.c
@@ -1096,7 +1096,7 @@
ret = add_event_to_24x7_request(event, request_buffer);
if (ret)
- return ret;
+ goto out;
ret = make_24x7_request(request_buffer, result_buffer);
if (ret) {
@@ -1109,6 +1109,8 @@
*count = be64_to_cpu(resb->elements[0].element_data[0]);
out:
+ put_cpu_var(hv_24x7_reqb);
+ put_cpu_var(hv_24x7_resb);
return ret;
}