From mboxrd@z Thu Jan 1 00:00:00 1970 From: Arnaldo Carvalho de Melo Subject: [PATCH 19/21] perf tools: Substitute yet another strtoull() Date: Tue, 6 Feb 2018 13:53:48 -0300 Message-ID: <20180206165350.2570-20-acme@kernel.org> References: <20180206165350.2570-1-acme@kernel.org> Return-path: Received: from mail.kernel.org ([198.145.29.99]:43234 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752988AbeBFQyy (ORCPT ); Tue, 6 Feb 2018 11:54:54 -0500 In-Reply-To: <20180206165350.2570-1-acme@kernel.org> Sender: linux-perf-users-owner@vger.kernel.org List-ID: To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Andy Shevchenko , Arnaldo Carvalho de Melo From: Andy Shevchenko Instead of home grown function let's use what library provides us. Signed-off-by: Andriy Shevchenko Acked-by: Jiri Olsa Link: http://lkml.kernel.org/r/20180129130359.1490-1-andriy.shevchenko@linux.intel.com Signed-off-by: Arnaldo Carvalho de Melo --- tools/perf/util/util.c | 24 ++---------------------- 1 file changed, 2 insertions(+), 22 deletions(-) diff --git a/tools/perf/util/util.c b/tools/perf/util/util.c index 443892dabedb..1019bbc5dbd8 100644 --- a/tools/perf/util/util.c +++ b/tools/perf/util/util.c @@ -340,35 +340,15 @@ size_t hex_width(u64 v) return n; } -static int hex(char ch) -{ - if ((ch >= '0') && (ch <= '9')) - return ch - '0'; - if ((ch >= 'a') && (ch <= 'f')) - return ch - 'a' + 10; - if ((ch >= 'A') && (ch <= 'F')) - return ch - 'A' + 10; - return -1; -} - /* * While we find nice hex chars, build a long_val. * Return number of chars processed. */ int hex2u64(const char *ptr, u64 *long_val) { - const char *p = ptr; - *long_val = 0; - - while (*p) { - const int hex_val = hex(*p); + char *p; - if (hex_val < 0) - break; - - *long_val = (*long_val << 4) | hex_val; - p++; - } + *long_val = strtoull(ptr, &p, 16); return p - ptr; } -- 2.14.3