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 a89ff3ca366ca505a73f92321057b28d79be4cae..e8ea295567a3a95d5acfde0bb03e35780d5afdee 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}:$.): ";