From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933925AbaKMTzd (ORCPT ); Thu, 13 Nov 2014 14:55:33 -0500 Received: from smtprelay0208.hostedemail.com ([216.40.44.208]:51648 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S933526AbaKMTzc (ORCPT ); Thu, 13 Nov 2014 14:55:32 -0500 X-Session-Marker: 6A6F6540706572636865732E636F6D X-Spam-Summary: 2,0,0,,d41d8cd98f00b204,joe@perches.com,:::,RULES_HIT:41:355:379:541:988:989:1260:1277:1311:1313:1314:1345:1373:1437:1515:1516:1518:1537:1567:1593:1594:1711:1714:1730:1747:1777:1792:2393:2559:2562:2828:3138:3139:3140:3141:3142:3876:3877:5007:6114:6261:6642:10004:10400:10848:11232:11658:11914:12517:12519:13069:13311:13357:21080,0,RBL:none,CacheIP:none,Bayesian:0.5,0.5,0.5,Netcheck:none,DomainCache:0,MSF:not bulk,SPF:fn,MSBL:0,DNSBL:none,Custom_rules:0:0:0 X-HE-Tag: screw18_4d38f6fa6a239 X-Filterd-Recvd-Size: 896 Message-ID: <1415908529.4223.11.camel@perches.com> Subject: spatch for trivial pointer comparison style? From: Joe Perches To: cocci Cc: LKML Date: Thu, 13 Nov 2014 11:55:29 -0800 Content-Type: text/plain; charset="ISO-8859-1" X-Mailer: Evolution 3.12.7-0ubuntu1 Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org I added a checkpatch entry for this. Maybe some cocci test like this would be useful? @@ type t; t *p; @@ - p == NULL + !p @@ type t; t *p; @@ - p != NULL + p @@ type t; t *p; @@ - NULL == p + !p @@ type t; t *p; @@ - NULL != p + p