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lint/checkpatch: Update 'check for illegal assignment in if conditional' 

This reduce the difference with linux v6.5-rc4.

Change-Id: I63b3561471d3bd0ebfe7e5733c6dd6fb673904e0
Signed-off-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/65829
Reviewed-by: Martin L Roth <gaumless@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
This commit is contained in:
Elyes Haouas 2023-08-01 18:12:47 +02:00
parent a9e4567c4b
commit d2bb4858f3
1 changed files with 26 additions and 2 deletions
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28
util/lint/checkpatch.pl
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@ -5180,10 +5180,34 @@ sub process {
defined($stat) && defined($cond) &&
$line =~ /\b(?:if|while|for)\s*\(/ && $line !~ /^.\s*#/) {
my ($s, $c) = ($stat, $cond);
my $fixed_assign_in_if = 0;
if ($c =~ /\bif\s*\(.*[^<>!=]=[^=].*/s) {
ERROR("ASSIGN_IN_IF",
"do not use assignment in if condition\n" . $herecurr);
if (ERROR("ASSIGN_IN_IF",
"do not use assignment in if condition\n" . $herecurr) &&
$fix && $perl_version_ok) {
if ($rawline =~ /^\+(\s+)if\s*\(\s*(\!)?\s*\(\s*(($Lval)\s*=\s*$LvalOrFunc)\s*\)\s*(?:($Compare)\s*($FuncArg))?\s*\)\s*(\{)?\s*$/) {
my $space = $1;
my $not = $2;
my $statement = $3;
my $assigned = $4;
my $test = $8;
my $against = $9;
my $brace = $15;
fix_delete_line($fixlinenr, $rawline);
fix_insert_line($fixlinenr, "$space$statement;");
my $newline = "${space}if (";
$newline .= '!' if defined($not);
$newline .= '(' if (defined $not && defined($test) && defined($against));
$newline .= "$assigned";
$newline .= " $test $against" if (defined($test) && defined($against));
$newline .= ')' if (defined $not && defined($test) && defined($against));
$newline .= ')';
$newline .= " {" if (defined($brace));
fix_insert_line($fixlinenr + 1, $newline);
$fixed_assign_in_if = 1;
}
}
}
# Find out what is on the end of the line after the