From d41362ed12b6402f0bba044037653f916757c3b2 Mon Sep 17 00:00:00 2001 From: Joe Perches Date: Fri, 25 May 2018 14:48:04 -0700 Subject: [PATCH] checkpatch: fix macro argument precedence test checkpatch's macro argument precedence test is broken so fix it. Link: http://lkml.kernel.org/r/5dd900e9197febc1995604bb33c23c136d8b33ce.camel@perches.com Signed-off-by: Joe Perches Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- scripts/checkpatch.pl | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index e16d671..2d42eb9 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -5041,7 +5041,7 @@ sub process { $tmp_stmt =~ s/\b(typeof|__typeof__|__builtin\w+|typecheck\s*\(\s*$Type\s*,|\#+)\s*\(*\s*$arg\s*\)*\b//g; $tmp_stmt =~ s/\#+\s*$arg\b//g; $tmp_stmt =~ s/\b$arg\s*\#\#//g; - my $use_cnt = $tmp_stmt =~ s/\b$arg\b//g; + my $use_cnt = () = $tmp_stmt =~ /\b$arg\b/g; if ($use_cnt > 1) { CHK("MACRO_ARG_REUSE", "Macro argument reuse '$arg' - possible side-effects?\n" . "$herectx"); -- 2.7.4