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-rwxr-xr-xscripts/checkpatch.pl15
1 files changed, 15 insertions, 0 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 921c037..33072d6 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2257,6 +2257,21 @@ sub process {
"networking block comments put the trailing */ on a separate line\n" . $herecurr);
}
+# check for missing blank lines after declarations
+ if ($realfile =~ m@^(drivers/net/|net/)@ &&
+ $prevline =~ /^\+\s+$Declare\s+$Ident/ &&
+ !($prevline =~ /(?:$Compare|$Assignment|$Operators)\s*$/ ||
+ $prevline =~ /(?:\{\s*|\\)$/) && #extended lines
+ $sline =~ /^\+\s+/ && #Not at char 1
+ !($sline =~ /^\+\s+$Declare/ ||
+ $sline =~ /^\+\s+$Ident\s+$Ident/ || #eg: typedef foo
+ $sline =~ /^\+\s+(?:union|struct|enum|typedef)\b/ ||
+ $sline =~ /^\+\s+(?:$|[\{\}\.\#\"\?\:\(])/ ||
+ $sline =~ /^\+\s+\(?\s*(?:$Compare|$Assignment|$Operators)/)) {
+ WARN("SPACING",
+ "networking uses a blank line after declarations\n" . $hereprev);
+ }
+
# check for spaces at the beginning of a line.
# Exceptions:
# 1) within comments
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