checkpatch: make utf-8 test --strict

Some patches are sent in using ISO-8859 or even Windows codepage 1252.

Make checkpatch accept these by default and only emit the "Invalid UTF-8"
message when using --strict.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 05777ab..8dd720a 100755 (executable)
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1609,8 +1609,8 @@ sub process {
                        my $ptr = substr($blank, 0, length($utf8_prefix)) . "^";
                        my $hereptr = "$hereline$ptr\n";
 
-                       ERROR("INVALID_UTF8",
-                             "Invalid UTF-8, patch and commit message should be encoded in UTF-8\n" . $hereptr);
+                       CHK("INVALID_UTF8",
+                           "Invalid UTF-8, patch and commit message should be encoded in UTF-8\n" . $hereptr);
                }
 
 # ignore non-hunk lines and lines being removed