Re: [PATCH] checkpatch: Warn when a patch doesn't have a description

[Joe Perches <joe@perches.com>]

On Thu, 2018-07-26 at 15:08 -0700, Andrew Morton wrote:
> On Wed, 25 Jul 2018 19:22:47 -0700 Joe Perches <joe@perches.com> wrote:
> 
> > Potential patches should have a commit description.
> > Emit a warning when there isn't one.
[]
> I did this:
> 
> --- a/scripts/checkpatch.pl~checkpatch-warn-when-a-patch-doesnt-have-a-description-fix
> +++ a/scripts/checkpatch.pl
> @@ -2517,7 +2517,7 @@ sub process {
>  			if ($line !~ /^\s*$/) {
>  				$commit_log_lines++;	#could be a $signature
>  			}
> -		} else if ($has_commit_log && $commit_log_lines < 2) {
> +		} elsif ($has_commit_log && $commit_log_lines < 2) {
>  			WARN("COMMIT_MESSAGE",
>  			     "Missing commit description - Add an appropriate one\n");
>  			$commit_log_lines = 2;	#warn only once
> 
> But I worry that you didn't send out the version which you tested, so
> please check.

You're right, I inserted the wrong one.
Anyway, what you did is correct and that was the only change.
Thanks.

$ diff -urN cp_commit_log_lines.diff cp_commit_message.diff 
--- cp_commit_log_lines.diff	2018-07-13 17:06:29.115337477 -0700
+++ cp_commit_message.diff	2018-07-15 05:46:29.878805336 -0700
@@ -2,7 +2,7 @@
  1 file changed, 13 insertions(+)
 
 diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
-index b5c875d7132b..8b5f3dae31c9 100755
+index b5c875d7132b..4ccf84079ea4 100755
 --- a/scripts/checkpatch.pl
 +++ b/scripts/checkpatch.pl
 @@ -2240,6 +2240,7 @@ sub process {
@@ -23,7 +23,7 @@
 +			if ($line !~ /^\s*$/) {
 +				$commit_log_lines++;	#could be a $signature
 +			}
-+		} else if ($has_commit_log && $commit_log_lines < 2) {
++		} elsif ($has_commit_log && $commit_log_lines < 2) {
 +			WARN("COMMIT_MESSAGE",
 +			     "Missing commit description - Add an appropriate one\n");
 +			$commit_log_lines = 2;	#warn only once