[Linux-kernel-mentees] [PATCH] checkpatch: add fix for BAD_SIGN_OFF

Joe Perches joe at perches.com
Sun Nov 8 19:57:06 UTC 2020


On Sun, 2020-11-08 at 19:13 +0530, Aditya Srivastava wrote:
> Currently, checkpatch warns us if the author of the commit signs-off
> as co-developed-by.
[]
> A quick manual check found out that all fixes were correct in those
> cases.
[]
> diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
[]
> @@ -2827,8 +2827,11 @@ sub process {
>  # Check Co-developed-by: immediately followed by Signed-off-by: with same name and email
>  			if ($sign_off =~ /^co-developed-by:$/i) {
>  				if ($email eq $author) {
> -					WARN("BAD_SIGN_OFF",
> -					      "Co-developed-by: should not be used to attribute nominal patch author '$author'\n" . "$here\n" . $rawline);
> +					if (WARN("BAD_SIGN_OFF",
> +						 "Co-developed-by: should not be used to attribute nominal patch author '$author'\n" . "$here\n" . $rawline) &&
> +					    $fix) {
> +						fix_delete_line($fixlinenr, $rawline);
> +					}
>  				}
>  				if (!defined $lines[$linenr]) {
>  					WARN("BAD_SIGN_OFF",

Looks OK to me.

Another option might be to add a Signed-off-by: line derived from
any "From:" line when:

	if ($is_patch && $has_commit_log && $chk_signoff) {
		if ($signoff == 0) {
			ERROR("MISSING_SIGN_OFF",
			      "Missing Signed-off-by: line(s)\n");

etc...



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