From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S965334AbbENWi0 (ORCPT ); Thu, 14 May 2015 18:38:26 -0400 Received: from casper.infradead.org ([85.118.1.10]:55023 "EHLO casper.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S965116AbbENWiU (ORCPT ); Thu, 14 May 2015 18:38:20 -0400 From: Arnaldo Carvalho de Melo To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , Adrian Hunter , Borislav Petkov , David Ahern , Don Zickus , Frederic Weisbecker , Jiri Olsa , Namhyung Kim , Stephane Eranian Subject: [PATCH 01/17] perf kmem: Fix compiler warning about may be accessing uninitialized variable Date: Thu, 14 May 2015 19:37:53 -0300 Message-Id: <1431643089-16176-2-git-send-email-acme@kernel.org> X-Mailer: git-send-email 2.1.0 In-Reply-To: <1431643089-16176-1-git-send-email-acme@kernel.org> References: <1431643089-16176-1-git-send-email-acme@kernel.org> X-SRS-Rewrite: SMTP reverse-path rewritten from by casper.infradead.org See http://www.infradead.org/rpr.html Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Arnaldo Carvalho de Melo The last argument to strtok_r doesn't need to be initialized, its just a placeholder to make this routine reentrant, but gcc doesn't know about that and complains, breaking the build, fix it by setting it to NULL. Fixes: 0e11115644b3 ("perf kmem: Print gfp flags in human readable string") Cc: Adrian Hunter Cc: Borislav Petkov Cc: David Ahern Cc: Don Zickus Cc: Frederic Weisbecker Cc: Jiri Olsa Cc: Namhyung Kim Cc: Stephane Eranian Link: http://lkml.kernel.org/n/tip-iyyvkbnkrd9g19f6ta9zfkem@git.kernel.org Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/builtin-kmem.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/builtin-kmem.c b/tools/perf/builtin-kmem.c index e0173c7f17b1..254614b10c4a 100644 --- a/tools/perf/builtin-kmem.c +++ b/tools/perf/builtin-kmem.c @@ -713,7 +713,7 @@ static int parse_gfp_flags(struct perf_evsel *evsel, struct perf_sample *sample, .size = sample->raw_size, }; struct trace_seq seq; - char *str, *pos; + char *str, *pos = NULL; if (nr_gfps) { struct gfp_flag key = { -- 2.1.0