From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 22/41] perf auxtrace arm: Fixing uninitialised variable Date: Fri, 16 Feb 2018 16:17:27 -0300 Message-ID: <20180216191746.11095-23-acme@kernel.org> References: <20180216191746.11095-1-acme@kernel.org> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20180216191746.11095-1-acme@kernel.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=m.gmane.org@lists.infradead.org To: Ingo Molnar Cc: Arnaldo Carvalho de Melo , Mathieu Poirier , Alexander Shishkin , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Peter Zijlstra , Jin Yao , Namhyung Kim , linux-arm-kernel@lists.infradead.org List-Id: linux-perf-users.vger.kernel.org From: Mathieu Poirier When working natively on arm64 the compiler gets pesky and complains that variable 'i' is uninitialised, something that breaks the compilation. Here no further checks are needed since variable 'found_spe' can only be true if variable 'i' has been initialised as part of the for loop. Signed-off-by: Mathieu Poirier Cc: Alexander Shishkin Cc: Jin Yao Cc: Namhyung Kim Cc: Peter Zijlstra Cc: linux-arm-kernel@lists.infradead.org Link: http://lkml.kernel.org/r/1518467557-18505-4-git-send-email-mathieu.poirier@linaro.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/arch/arm/util/auxtrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/arch/arm/util/auxtrace.c b/tools/perf/arch/arm/util/auxtrace.c index 2323581b157d..fa639e3e52ac 100644 --- a/tools/perf/arch/arm/util/auxtrace.c +++ b/tools/perf/arch/arm/util/auxtrace.c @@ -68,7 +68,7 @@ struct auxtrace_record bool found_spe = false; static struct perf_pmu **arm_spe_pmus = NULL; static int nr_spes = 0; - int i; + int i = 0; if (!evlist) return NULL; -- 2.14.3 From mboxrd@z Thu Jan 1 00:00:00 1970 From: acme@kernel.org (Arnaldo Carvalho de Melo) Date: Fri, 16 Feb 2018 16:17:27 -0300 Subject: [PATCH 22/41] perf auxtrace arm: Fixing uninitialised variable In-Reply-To: <20180216191746.11095-1-acme@kernel.org> References: <20180216191746.11095-1-acme@kernel.org> Message-ID: <20180216191746.11095-23-acme@kernel.org> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org From: Mathieu Poirier When working natively on arm64 the compiler gets pesky and complains that variable 'i' is uninitialised, something that breaks the compilation. Here no further checks are needed since variable 'found_spe' can only be true if variable 'i' has been initialised as part of the for loop. Signed-off-by: Mathieu Poirier Cc: Alexander Shishkin Cc: Jin Yao Cc: Namhyung Kim Cc: Peter Zijlstra Cc: linux-arm-kernel at lists.infradead.org Link: http://lkml.kernel.org/r/1518467557-18505-4-git-send-email-mathieu.poirier at linaro.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/arch/arm/util/auxtrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/arch/arm/util/auxtrace.c b/tools/perf/arch/arm/util/auxtrace.c index 2323581b157d..fa639e3e52ac 100644 --- a/tools/perf/arch/arm/util/auxtrace.c +++ b/tools/perf/arch/arm/util/auxtrace.c @@ -68,7 +68,7 @@ struct auxtrace_record bool found_spe = false; static struct perf_pmu **arm_spe_pmus = NULL; static int nr_spes = 0; - int i; + int i = 0; if (!evlist) return NULL; -- 2.14.3 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751364AbeBPTfc (ORCPT ); Fri, 16 Feb 2018 14:35:32 -0500 Received: from mail.kernel.org ([198.145.29.99]:56532 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753684AbeBPTTT (ORCPT ); Fri, 16 Feb 2018 14:19:19 -0500 DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5E198217C9 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=kernel.org Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=acme@kernel.org From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Mathieu Poirier , Alexander Shishkin , Jin Yao , Namhyung Kim , Peter Zijlstra , linux-arm-kernel@lists.infradead.org, Arnaldo Carvalho de Melo Subject: [PATCH 22/41] perf auxtrace arm: Fixing uninitialised variable Date: Fri, 16 Feb 2018 16:17:27 -0300 Message-Id: <20180216191746.11095-23-acme@kernel.org> X-Mailer: git-send-email 2.14.3 In-Reply-To: <20180216191746.11095-1-acme@kernel.org> References: <20180216191746.11095-1-acme@kernel.org> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Mathieu Poirier When working natively on arm64 the compiler gets pesky and complains that variable 'i' is uninitialised, something that breaks the compilation. Here no further checks are needed since variable 'found_spe' can only be true if variable 'i' has been initialised as part of the for loop. Signed-off-by: Mathieu Poirier Cc: Alexander Shishkin Cc: Jin Yao Cc: Namhyung Kim Cc: Peter Zijlstra Cc: linux-arm-kernel@lists.infradead.org Link: http://lkml.kernel.org/r/1518467557-18505-4-git-send-email-mathieu.poirier@linaro.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/arch/arm/util/auxtrace.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/arch/arm/util/auxtrace.c b/tools/perf/arch/arm/util/auxtrace.c index 2323581b157d..fa639e3e52ac 100644 --- a/tools/perf/arch/arm/util/auxtrace.c +++ b/tools/perf/arch/arm/util/auxtrace.c @@ -68,7 +68,7 @@ struct auxtrace_record bool found_spe = false; static struct perf_pmu **arm_spe_pmus = NULL; static int nr_spes = 0; - int i; + int i = 0; if (!evlist) return NULL; -- 2.14.3