Re: + checkpatch-add-printk_once-and-printk_ratelimit-to-prefer-pr_level-warning.patch added to -mm tree

[Joe Perches <joe@xxxxxxxxxxx>]

On Wed, 2020-12-09 at 16:02 -0800, akpm@xxxxxxxxxxxxxxxxxxxx wrote:
> The patch titled
>      Subject: checkpatch: add printk_once and printk_ratelimit to prefer pr_<level> warning
> has been added to the -mm tree.  Its filename is
>      checkpatch-add-printk_once-and-printk_ratelimit-to-prefer-pr_level-warning.patch

I stuffed this one up.

It also needs:

 scripts/checkpatch.pl | 1 +
 1 file changed, 1 insertion(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 52f467fd32f9..00085308ed9d 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -4548,6 +4548,7 @@ sub process {
 			my $printk = $1;
 			my $modifier = $2;
 			my $orig = $3;
+			$modifier = "" if (!defined($modifier));
 			my $level = lc($orig);
 			$level = "warn" if ($level eq "warning");
 			my $level2 = $level;