MIPS/Perf-events: Cleanup event->destroy at event init

Simplify the code by changing the place of event->destroy().

Signed-off-by: Deng-Cheng Zhu <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Ingo Molnar <[email protected]>
Cc: Arnaldo Carvalho de Melo <[email protected]>
Cc: David Daney <[email protected]>
Cc: Eyal Barzilay <[email protected]>
Cc: Zenon Fortuna <[email protected]>
Patchwork: https://patchwork.linux-mips.org/patch/3109/
Signed-off-by: Ralf Baechle <[email protected]>

1 files changed, 6 insertions, 9 deletions

diff --git a/arch/mips/kernel/perf_event_mipsxx.c b/arch/mips/kernel/perf_event_mipsxx.c
index b22cc5fd596d..bda4bc9e6988 100644
--- a/arch/mips/kernel/perf_event_mipsxx.c
+++ b/arch/mips/kernel/perf_event_mipsxx.c
@@ -633,11 +633,7 @@ static int mipspmu_event_init(struct perf_event *event)
 	if (err)
 		return err;
 
-	err = __hw_perf_event_init(event);
-	if (err)
-		hw_perf_event_destroy(event);
-
-	return err;
+	return __hw_perf_event_init(event);
 }
 
 static struct pmu pmu = {
@@ -1262,13 +1258,14 @@ static int __hw_perf_event_init(struct perf_event *event)
 	}
 
 	err = 0;
-	if (event->group_leader != event) {
+	if (event->group_leader != event)
 		err = validate_group(event);
-		if (err)
-			return -EINVAL;
-	}
 
 	event->destroy = hw_perf_event_destroy;
+
+	if (err)
+		event->destroy(event);
+
 	return err;
 }