Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751905AbbGXFTZ (ORCPT ); Fri, 24 Jul 2015 01:19:25 -0400 Received: from conuserg010.nifty.com ([202.248.44.36]:62576 "EHLO conuserg010-v.nifty.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1751050AbbGXFTX (ORCPT ); Fri, 24 Jul 2015 01:19:23 -0400 X-Nifty-SrcIP: [36.14.48.188] From: Masahiro Yamada To: linux-kbuild@vger.kernel.org Cc: Masahiro Yamada , Michal Marek , linux-kernel@vger.kernel.org Subject: [PATCH 1/2] kbuild: fixdep: optimize code slightly Date: Fri, 24 Jul 2015 14:18:45 +0900 Message-Id: <1437715126-6421-2-git-send-email-yamada.masahiro@socionext.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1437715126-6421-1-git-send-email-yamada.masahiro@socionext.com> References: <1437715126-6421-1-git-send-email-yamada.masahiro@socionext.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1207 Lines: 43 If the target string matches "CONFIG_", move the pointer p forward. This saves several 7-chars adjustments. Signed-off-by: Masahiro Yamada --- scripts/basic/fixdep.c | 7 ++++--- 1 file changed, 4 insertions(+), 3 deletions(-) diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c index b304068..46cc1b3 100644 --- a/scripts/basic/fixdep.c +++ b/scripts/basic/fixdep.c @@ -251,7 +251,8 @@ static void parse_config_file(const char *map, size_t len) continue; if (memcmp(p, "CONFIG_", 7)) continue; - for (q = p + 7; q < map + len; q++) { + p += 7; + for (q = p; q < map + len; q++) { if (!(isalnum(*q) || *q == '_')) goto found; } @@ -260,9 +261,9 @@ static void parse_config_file(const char *map, size_t len) found: if (!memcmp(q - 7, "_MODULE", 7)) q -= 7; - if( (q-p-7) < 0 ) + if (q - p < 0) continue; - use_config(p+7, q-p-7); + use_config(p, q - p); } } -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/