From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 07/18] perf values: Fix allocation check Date: Tue, 29 Aug 2017 16:42:43 -0300 Message-ID: <20170829194254.1338-8-acme@kernel.org> References: <20170829194254.1338-1-acme@kernel.org> Return-path: In-Reply-To: <20170829194254.1338-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Jiri Olsa , Alexander Shishkin , Andi Kleen , David Ahern , Mark Rutland , Namhyung Kim , Peter Zijlstra , Arnaldo Carvalho de Melo List-Id: linux-perf-users.vger.kernel.org From: Jiri Olsa Bailing out in case the allocation failed, not the other way round. Signed-off-by: Jiri Olsa Cc: Alexander Shishkin Cc: Andi Kleen Cc: David Ahern Cc: Mark Rutland Cc: Namhyung Kim Cc: Peter Zijlstra Link: http://lkml.kernel.org/r/20170824162737.7813-8-jolsa@kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/values.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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; } -- 2.13.5