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-rwxr-xr-xscripts/checkpatch.pl28
1 files changed, 20 insertions, 8 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 7bed4ed2c519..45eb0ae98eba 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -10,7 +10,7 @@ use strict;
my $P = $0;
$P =~ s@.*/@@g;
-my $V = '0.26';
+my $V = '0.27';
use Getopt::Long qw(:config no_auto_abbrev);
@@ -411,13 +411,15 @@ sub ctx_statement_block {
my $type = '';
my $level = 0;
- my @stack = ([$type, $level]);
+ my @stack = ();
my $p;
my $c;
my $len = 0;
my $remainder;
while (1) {
+ @stack = (['', 0]) if ($#stack == -1);
+
#warn "CSB: blk<$blk> remain<$remain>\n";
# If we are about to drop off the end, pull in more
# context.
@@ -1663,7 +1665,7 @@ sub process {
# Should not end with a space.
$to =~ s/\s+$//;
# '*'s should not have spaces between.
- while ($to =~ s/(.)\s\*/$1\*/) {
+ while ($to =~ s/\*\s+\*/\*\*/) {
}
#print "from<$from> to<$to>\n";
@@ -1678,7 +1680,7 @@ sub process {
# Should not end with a space.
$to =~ s/\s+$//;
# '*'s should not have spaces between.
- while ($to =~ s/(.)\s\*/$1\*/) {
+ while ($to =~ s/\*\s+\*/\*\*/) {
}
# Modifiers should have spaces.
$to =~ s/(\b$Modifier$)/$1 /;
@@ -2014,7 +2016,11 @@ sub process {
# Flatten any parentheses
$value =~ s/\)\(/\) \(/g;
- while ($value !~ /(?:$Ident|-?$Constant)\s*$Compare\s*(?:$Ident|-?$Constant)/ && $value =~ s/\([^\(\)]*\)/1/) {
+ while ($value =~ s/\[[^\{\}]*\]/1/ ||
+ $value !~ /(?:$Ident|-?$Constant)\s*
+ $Compare\s*
+ (?:$Ident|-?$Constant)/x &&
+ $value =~ s/\([^\(\)]*\)/1/) {
}
if ($value =~ /^(?:$Ident|-?$Constant)$/) {
@@ -2102,6 +2108,11 @@ sub process {
ERROR("trailing statements should be on next line\n" . $herecurr);
}
}
+# if should not continue a brace
+ if ($line =~ /}\s*if\b/) {
+ ERROR("trailing statements should be on next line\n" .
+ $herecurr);
+ }
# case and default should not have general statements after them
if ($line =~ /^.\s*(?:case\s*.*|default\s*):/g &&
$line !~ /\G(?:
@@ -2516,9 +2527,10 @@ sub process {
WARN("please use device_initcall() instead of __initcall()\n" . $herecurr);
}
# check for struct file_operations, ensure they are const.
- if ($line =~ /\bstruct\s+file_operations\b/ &&
- $line !~ /\bconst\b/) {
- WARN("struct file_operations should normally be const\n" . $herecurr);
+ if ($line !~ /\bconst\b/ &&
+ $line =~ /\bstruct\s+(file_operations|seq_operations)\b/) {
+ WARN("struct $1 should normally be const\n" .
+ $herecurr);
}
# use of NR_CPUS is usually wrong
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