From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S936930AbXG0Jtz (ORCPT ); Fri, 27 Jul 2007 05:49:55 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S936515AbXG0Jqg (ORCPT ); Fri, 27 Jul 2007 05:46:36 -0400 Received: from sicnat3.emn.fr ([193.54.76.194]:36086 "EHLO ron.emn.fr" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1764350AbXG0Jqf (ORCPT ); Fri, 27 Jul 2007 05:46:35 -0400 Date: Fri, 27 Jul 2007 11:45:05 +0200 (MEST) Message-Id: <200707270945.LAA17250@ifs.emn.fr> To: kernel-janitors@vger.kernel.org Subject: [PATCH 11/68] 0 -> NULL, for arch/parisc Cc: matthew@wil.cx, grundler@parisc-linux.org, kyle@parisc-linux.org, parisc-linux@parisc-linux.org, akpm@linux-foundation.org, linux-kernel@vger.kernel.org From: Yoann Padioleau Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org When comparing a pointer, it's clearer to compare it to NULL than to 0. Here is an excerpt of the semantic patch: @@ expression *E; @@ E == - 0 + NULL @@ expression *E; @@ E != - 0 + NULL Signed-off-by: Yoann Padioleau Cc: matthew@wil.cx Cc: grundler@parisc-linux.org Cc: kyle@parisc-linux.org Cc: parisc-linux@parisc-linux.org Cc: akpm@linux-foundation.org --- smp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/parisc/kernel/smp.c b/arch/parisc/kernel/smp.c index 04c7e1d..16fccbe 100644 --- a/arch/parisc/kernel/smp.c +++ b/arch/parisc/kernel/smp.c @@ -333,7 +333,7 @@ smp_call_function (void (*func) (void *i if (retry) { spin_lock (&lock); - while (smp_call_function_data != 0) + while (smp_call_function_data != NULL) barrier(); } else {