diff options
Diffstat (limited to 'scripts/checkpatch.pl')
| -rwxr-xr-x | scripts/checkpatch.pl | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index 74bba23a8df0..52a223ebcd10 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl | |||
| @@ -2641,10 +2641,14 @@ sub process { | |||
| 2641 | next if ($realfile !~ /\.(h|c)$/); | 2641 | next if ($realfile !~ /\.(h|c)$/); |
| 2642 | 2642 | ||
| 2643 | # check indentation of any line with a bare else | 2643 | # check indentation of any line with a bare else |
| 2644 | # (but not if it is a multiple line "if (foo) return bar; else return baz;") | ||
| 2644 | # if the previous line is a break or return and is indented 1 tab more... | 2645 | # if the previous line is a break or return and is indented 1 tab more... |
| 2645 | if ($sline =~ /^\+([\t]+)(?:}[ \t]*)?else(?:[ \t]*{)?\s*$/) { | 2646 | if ($sline =~ /^\+([\t]+)(?:}[ \t]*)?else(?:[ \t]*{)?\s*$/) { |
| 2646 | my $tabs = length($1) + 1; | 2647 | my $tabs = length($1) + 1; |
| 2647 | if ($prevline =~ /^\+\t{$tabs,$tabs}(?:break|return)\b/) { | 2648 | if ($prevline =~ /^\+\t{$tabs,$tabs}break\b/ || |
| 2649 | ($prevline =~ /^\+\t{$tabs,$tabs}return\b/ && | ||
| 2650 | defined $lines[$linenr] && | ||
| 2651 | $lines[$linenr] !~ /^[ \+]\t{$tabs,$tabs}return/)) { | ||
| 2648 | WARN("UNNECESSARY_ELSE", | 2652 | WARN("UNNECESSARY_ELSE", |
| 2649 | "else is not generally useful after a break or return\n" . $hereprev); | 2653 | "else is not generally useful after a break or return\n" . $hereprev); |
| 2650 | } | 2654 | } |
