From e2f7aa4b8bc811ebf8afbdf423caf90a5a03cb08 Mon Sep 17 00:00:00 2001
From: Andy Whitcroft <apw@canonical.com>
Date: Fri, 27 Feb 2009 14:03:06 -0800
Subject: [PATCH] checkpatch: do not warn about -p0 patches when checking files

We are triggering the -p0 check for our own diffs generated using --file
command line option.  Suppress this check for files.

Signed-off-by: Andy Whitcroft <apw@canonical.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 scripts/checkpatch.pl | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index c71a0fae84df..5ffc940399be 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1240,7 +1240,8 @@ sub process {
 			$realfile =~ s@^([^/]*)/@@;
 
 			$p1_prefix = $1;
-			if ($tree && $p1_prefix ne '' && -e "$root/$p1_prefix") {
+			if (!$file && $tree && $p1_prefix ne '' &&
+			    -e "$root/$p1_prefix") {
 				WARN("patch prefix '$p1_prefix' exists, appears to be a -p0 patch\n");
 			}
 
-- 
2.20.1