From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1161458AbcHaRtI (ORCPT ); Wed, 31 Aug 2016 13:49:08 -0400 Received: from smtprelay0036.hostedemail.com ([216.40.44.36]:50303 "EHLO smtprelay.hostedemail.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1753177AbcHaRtD (ORCPT ); Wed, 31 Aug 2016 13:49:03 -0400 X-Session-Marker: 6A6F6540706572636865732E636F6D X-Spam-Summary: 2,0,0,,d41d8cd98f00b204,joe@perches.com,:::::::,RULES_HIT:41:69:355:379:541:800:960:973:982:988:989:1260:1345:1437:1534:1544:1711:1730:1747:1777:1792:2197:2199:2393:2559:2562:2915:3138:3139:3140:3141:3142:3354:3653:3865:3867:3868:3872:3874:5007:6261:8957:9592:10004:10848:11026:11232:11473:11658:11914:12043:12291:12438:12555:12683:13161:13229:14110:14181:14394:14721:21080:21221:21451:30054:30064:30069:30070,0,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,LFtime:2,LUA_SUMMARY:none X-HE-Tag: legs14_6bddf24625556 X-Filterd-Recvd-Size: 4807 From: Joe Perches To: Andrew Morton , Andy Whitcroft Cc: Dan Carpenter , linux-kernel@vger.kernel.org Subject: [PATCH] checkpatch: Don't test for prefer ether_addr_ Date: Wed, 31 Aug 2016 10:48:59 -0700 Message-Id: X-Mailer: git-send-email 2.10.0.rc2.1.gb2aa91d Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org < sigh > Comment these tests out. These are just too enticing to people that don't verify that both source and dest addresses really must be __aligned(2). It helps make Dan Carpenter happy too. Signed-off-by: Joe Perches cc: Dan Carpenter --- scripts/checkpatch.pl | 70 +++++++++++++++++++++++++-------------------------- 1 file changed, 35 insertions(+), 35 deletions(-) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index bdc12d9..3f7245c 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -5568,46 +5568,46 @@ sub process { } # Check for memcpy(foo, bar, ETH_ALEN) that could be ether_addr_copy(foo, bar) - if ($^V && $^V ge 5.10.0 && - defined $stat && - $stat =~ /^\+(?:.*?)\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { - if (WARN("PREFER_ETHER_ADDR_COPY", - "Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)\n" . "$here\n$stat\n") && - $fix) { - $fixed[$fixlinenr] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/; - } - } +# if ($^V && $^V ge 5.10.0 && +# defined $stat && +# $stat =~ /^\+(?:.*?)\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { +# if (WARN("PREFER_ETHER_ADDR_COPY", +# "Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)\n" . "$here\n$stat\n") && +# $fix) { +# $fixed[$fixlinenr] =~ s/\bmemcpy\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/ether_addr_copy($2, $7)/; +# } +# } # Check for memcmp(foo, bar, ETH_ALEN) that could be ether_addr_equal*(foo, bar) - if ($^V && $^V ge 5.10.0 && - defined $stat && - $stat =~ /^\+(?:.*?)\bmemcmp\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { - WARN("PREFER_ETHER_ADDR_EQUAL", - "Prefer ether_addr_equal() or ether_addr_equal_unaligned() over memcmp()\n" . "$here\n$stat\n") - } +# if ($^V && $^V ge 5.10.0 && +# defined $stat && +# $stat =~ /^\+(?:.*?)\bmemcmp\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { +# WARN("PREFER_ETHER_ADDR_EQUAL", +# "Prefer ether_addr_equal() or ether_addr_equal_unaligned() over memcmp()\n" . "$here\n$stat\n") +# } # check for memset(foo, 0x0, ETH_ALEN) that could be eth_zero_addr # check for memset(foo, 0xFF, ETH_ALEN) that could be eth_broadcast_addr - if ($^V && $^V ge 5.10.0 && - defined $stat && - $stat =~ /^\+(?:.*?)\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { - - my $ms_val = $7; - - if ($ms_val =~ /^(?:0x|)0+$/i) { - if (WARN("PREFER_ETH_ZERO_ADDR", - "Prefer eth_zero_addr over memset()\n" . "$here\n$stat\n") && - $fix) { - $fixed[$fixlinenr] =~ s/\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*,\s*ETH_ALEN\s*\)/eth_zero_addr($2)/; - } - } elsif ($ms_val =~ /^(?:0xff|255)$/i) { - if (WARN("PREFER_ETH_BROADCAST_ADDR", - "Prefer eth_broadcast_addr() over memset()\n" . "$here\n$stat\n") && - $fix) { - $fixed[$fixlinenr] =~ s/\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*,\s*ETH_ALEN\s*\)/eth_broadcast_addr($2)/; - } - } - } +# if ($^V && $^V ge 5.10.0 && +# defined $stat && +# $stat =~ /^\+(?:.*?)\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*\,\s*ETH_ALEN\s*\)/) { +# +# my $ms_val = $7; +# +# if ($ms_val =~ /^(?:0x|)0+$/i) { +# if (WARN("PREFER_ETH_ZERO_ADDR", +# "Prefer eth_zero_addr over memset()\n" . "$here\n$stat\n") && +# $fix) { +# $fixed[$fixlinenr] =~ s/\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*,\s*ETH_ALEN\s*\)/eth_zero_addr($2)/; +# } +# } elsif ($ms_val =~ /^(?:0xff|255)$/i) { +# if (WARN("PREFER_ETH_BROADCAST_ADDR", +# "Prefer eth_broadcast_addr() over memset()\n" . "$here\n$stat\n") && +# $fix) { +# $fixed[$fixlinenr] =~ s/\bmemset\s*\(\s*$FuncArg\s*,\s*$FuncArg\s*,\s*ETH_ALEN\s*\)/eth_broadcast_addr($2)/; +# } +# } +# } # typecasts on min/max could be min_t/max_t if ($^V && $^V ge 5.10.0 && -- 2.10.0.rc2.1.gb2aa91d