From: Jiri Olsa <jolsa@kernel.org>
Date: Thu, 24 Aug 2017 16:27:34 +0000 (+0200)
Subject: perf values: Fix allocation check
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f4ef3b7c184c4c269f953f226f7158347d007622;p=GitHub%2Fmoto-9609%2Fandroid_kernel_motorola_exynos9610.git

perf values: Fix allocation check

Bailing out in case the allocation failed, not the other way round.

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: Andi Kleen <andi@firstfloor.org>
Cc: David Ahern <dsahern@gmail.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/20170824162737.7813-8-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---

diff --git a/tools/perf/util/values.c b/tools/perf/util/values.c
index 9ac36bf2c438..2c4af02f08cd 100644
--- a/tools/perf/util/values.c
+++ b/tools/perf/util/values.c
@@ -131,7 +131,7 @@ static int perf_read_values__enlarge_counters(struct perf_read_values *values)
 	for (i = 0; i < values->threads; i++) {
 		u64 *value = realloc(values->value[i], counters_max * sizeof(**values->value));
 
-		if (value) {
+		if (!value) {
 			pr_debug("failed to enlarge read_values ->values array");
 			goto out_free_name;
 		}