checkpatch: fix left brace warning
Using checkpatch.pl with Perl 5.22.0 generates the following warning:
Unescaped left brace in regex is deprecated, passed through in regex;
This patch fixes the warnings by escaping occurrences of the left brace
inside the regular expression.
Signed-off-by: Eddie Kovsky <ewk@edkovsky.org>
Cc: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 577241e..ba47dab 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3571,7 +3571,7 @@
# function brace can't be on same line, except for #defines of do while,
# or if closed on same line
if (($line=~/$Type\s*$Ident\(.*\).*\s*{/) and
- !($line=~/\#\s*define.*do\s{/) and !($line=~/}/)) {
+ !($line=~/\#\s*define.*do\s\{/) and !($line=~/}/)) {
if (ERROR("OPEN_BRACE",
"open brace '{' following function declarations go on the next line\n" . $herecurr) &&
$fix) {
@@ -4083,8 +4083,8 @@
## }
#need space before brace following if, while, etc
- if (($line =~ /\(.*\){/ && $line !~ /\($Type\){/) ||
- $line =~ /do{/) {
+ if (($line =~ /\(.*\)\{/ && $line !~ /\($Type\){/) ||
+ $line =~ /do\{/) {
if (ERROR("SPACING",
"space required before the open brace '{'\n" . $herecurr) &&
$fix) {
@@ -4531,7 +4531,7 @@
$dstat !~ /^for\s*$Constant$/ && # for (...)
$dstat !~ /^for\s*$Constant\s+(?:$Ident|-?$Constant)$/ && # for (...) bar()
$dstat !~ /^do\s*{/ && # do {...
- $dstat !~ /^\({/ && # ({...
+ $dstat !~ /^\(\{/ && # ({...
$ctx !~ /^.\s*#\s*define\s+TRACE_(?:SYSTEM|INCLUDE_FILE|INCLUDE_PATH)\b/)
{
$ctx =~ s/\n*$//;