perf/x86/intel: Fix sparse warning
authorYan, Zheng <zheng.z.yan@intel.com>
Wed, 5 Jun 2013 08:30:25 +0000 (16:30 +0800)
committerIngo Molnar <mingo@kernel.org>
Wed, 19 Jun 2013 11:04:55 +0000 (13:04 +0200)
Signed-off-by: Yan, Zheng <zheng.z.yan@intel.com>
Signed-off-by: Peter Zijlstra <peterz@infradead.org>
Link: http://lkml.kernel.org/r/1370421025-10986-1-git-send-email-zheng.z.yan@intel.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
arch/x86/kernel/cpu/perf_event_intel_uncore.c

index adabe6f..9dd9975 100644 (file)
@@ -536,7 +536,7 @@ __snbep_cbox_get_constraint(struct intel_uncore_box *box, struct perf_event *eve
        if (!uncore_box_is_fake(box))
                reg1->alloc |= alloc;
 
-       return 0;
+       return NULL;
 fail:
        for (; i >= 0; i--) {
                if (alloc & (0x1 << i))