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-rwxr-xr-xscripts/checkpatch.pl6
1 files changed, 5 insertions, 1 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 74bba23..52a223e 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2641,10 +2641,14 @@ sub process {
next if ($realfile !~ /\.(h|c)$/);
# check indentation of any line with a bare else
+# (but not if it is a multiple line "if (foo) return bar; else return baz;")
# if the previous line is a break or return and is indented 1 tab more...
if ($sline =~ /^\+([\t]+)(?:}[ \t]*)?else(?:[ \t]*{)?\s*$/) {
my $tabs = length($1) + 1;
- if ($prevline =~ /^\+\t{$tabs,$tabs}(?:break|return)\b/) {
+ if ($prevline =~ /^\+\t{$tabs,$tabs}break\b/ ||
+ ($prevline =~ /^\+\t{$tabs,$tabs}return\b/ &&
+ defined $lines[$linenr] &&
+ $lines[$linenr] !~ /^[ \+]\t{$tabs,$tabs}return/)) {
WARN("UNNECESSARY_ELSE",
"else is not generally useful after a break or return\n" . $hereprev);
}
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