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    Subject[PATCH] Warn on unnecessary spaces before quoted newlines
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    Date
    Signed-off-by: Joe Perches <joe@perches.com>
    ---
    diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
    index 3257d3d..4a4d55c 100755
    --- a/scripts/checkpatch.pl
    +++ b/scripts/checkpatch.pl
    @@ -1383,6 +1383,11 @@ sub process {
    WARN("line over 80 characters\n" . $herecurr);
    }

    +# check for spaces before a quoted newline
    + if ($rawline =~ /^.*\".*\s\\n/) {
    + WARN("unnecessary whitespace before a quoted newline\n" . $herecurr);
    + }
    +
    # check for adding lines without a newline.
    if ($line =~ /^\+/ && defined $lines[$linenr] && $lines[$linenr] =~ /^\\ No newline at end of file/) {
    WARN("adding a line without newline at end of file\n" . $herecurr);



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