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-rwxr-xr-xscripts/checkpatch.pl26
1 files changed, 25 insertions, 1 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index e9618ca31251..a103f4fc30a2 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -5899,7 +5899,8 @@ sub process {
"externs should be avoided in .c files\n" . $herecurr);
}
- if ($realfile =~ /\.[ch]$/ && defined $stat &&
+# check for function declarations that have arguments without identifier names
+ if (defined $stat &&
$stat =~ /^.\s*(?:extern\s+)?$Type\s*$Ident\s*\(\s*([^{]+)\s*\)\s*;/s &&
$1 ne "void") {
my $args = trim($1);
@@ -5912,6 +5913,29 @@ sub process {
}
}
+# check for function definitions
+ if ($^V && $^V ge 5.10.0 &&
+ defined $stat &&
+ $stat =~ /^.\s*(?:$Storage\s+)?$Type\s*($Ident)\s*$balanced_parens\s*{/s) {
+ $context_function = $1;
+
+# check for multiline function definition with misplaced open brace
+ my $ok = 0;
+ my $cnt = statement_rawlines($stat);
+ my $herectx = $here . "\n";
+ for (my $n = 0; $n < $cnt; $n++) {
+ my $rl = raw_line($linenr, $n);
+ $herectx .= $rl . "\n";
+ $ok = 1 if ($rl =~ /^[ \+]\{/);
+ $ok = 1 if ($rl =~ /\{/ && $n == 0);
+ last if $rl =~ /^[ \+].*\{/;
+ }
+ if (!$ok) {
+ ERROR("OPEN_BRACE",
+ "open brace '{' following function definitions go on the next line\n" . $herectx);
+ }
+ }
+
# checks for new __setup's
if ($rawline =~ /\b__setup\("([^"]*)"/) {
my $name = $1;