[PATCH 4/4] checkpatch: Drop pr_warning check

[Kefeng Wang]

All pr_warning are removed from kernel, let's cleanup pr_warning
check in checkpatch.

Cc: Andy Whitcroft <apw@xxxxxxxxxxxxx>
Cc: Joe Perches <joe@xxxxxxxxxxx>
Signed-off-by: Kefeng Wang <wangkefeng.wang@xxxxxxxxxx>
---
 scripts/checkpatch.pl | 9 ---------
 1 file changed, 9 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 64890be3c8fd..447c0050eec0 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -4113,15 +4113,6 @@ sub process {
 			     "Prefer [subsystem eg: netdev]_$level2([subsystem]dev, ... then dev_$level2(dev, ... then pr_$level(...  to printk(KERN_$orig ...\n" . $herecurr);
 		}
 
-		if ($line =~ /\bpr_warning\s*\(/) {
-			if (WARN("PREFER_PR_LEVEL",
-				 "Prefer pr_warn(... to pr_warning(...\n" . $herecurr) &&
-			    $fix) {
-				$fixed[$fixlinenr] =~
-				    s/\bpr_warning\b/pr_warn/;
-			}
-		}
-
 		if ($line =~ /\bdev_printk\s*\(\s*KERN_([A-Z]+)/) {
 			my $orig = $1;
 			my $level = lc($orig);
-- 
2.20.1