diff options
| -rwxr-xr-x | scripts/checkpatch.pl | 22 |
1 files changed, 15 insertions, 7 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index c624b04d0070..f0ea8a037a6d 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -439,9 +439,14 @@ our $FuncArg = qr{$Typecast{0,1}($LvalOrFunc|$Constant)}; sub deparenthesize { my ($string) = @_; return "" if (!defined($string)); - $string =~ s@^\s*\(\s*@@g; - $string =~ s@\s*\)\s*$@@g; + + while ($string =~ /^\s*\(.*\)\s*$/) { + $string =~ s@^\s*\(\s*@@; + $string =~ s@\s*\)\s*$@@; + } + $string =~ s@\s+@ @g; + return $string; } @@ -3374,14 +3379,17 @@ sub process { } } -# Return is not a function. +# return is not a function if (defined($stat) && $stat =~ /^.\s*return(\s*)\(/s) { my $spacing = $1; if ($^V && $^V ge 5.10.0 && - $stat =~ /^.\s*return\s*$balanced_parens\s*;\s*$/) { - ERROR("RETURN_PARENTHESES", - "return is not a function, parentheses are not required\n" . $herecurr); - + $stat =~ /^.\s*return\s*($balanced_parens)\s*;\s*$/) { + my $value = $1; + $value = deparenthesize($value); + if ($value =~ m/^\s*$FuncArg\s*(?:\?|$)/) { + ERROR("RETURN_PARENTHESES", + "return is not a function, parentheses are not required\n" . $herecurr); + } } elsif ($spacing !~ /\s+/) { ERROR("SPACING", "space required before the open parenthesis '('\n" . $herecurr); |