kernel-doc: strip leading blank lines from inline doc comments

The inline member markup allows whitespace lines before the actual
documentation starts. Strip the leading blank lines. This improves the
rst output.

Signed-off-by: Jani Nikula <jani.nikula@intel.com>

diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index a89ff3c..e8ea295 100755 (executable)
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -2889,6 +2889,10 @@ sub process_file($) {
            } elsif (/$doc_content/) {
                if ($inline_doc_state == STATE_INLINE_TEXT) {
                    $contents .= $1 . "\n";
+                   # nuke leading blank lines
+                   if ($contents =~ /^\s*$/) {
+                       $contents = "";
+                   }
                } elsif ($inline_doc_state == STATE_INLINE_NAME) {
                    $inline_doc_state = STATE_INLINE_ERROR;
                    print STDERR "Warning(${file}:$.): ";