Allow changing allowed diff list at any point:
- when changing code under test
- when adding expected files

It's just a list of files so easy to review and merge anyway.

Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---
 scripts/checkpatch.pl | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index c3d08aa99f..0ba213e9f2 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -1261,12 +1261,13 @@ sub WARN {
 sub checkfilename {
 	my ($name, $acpi_testexpected, $acpi_nontestexpected) = @_;
 
-	if ($name =~ m#^tests/data/acpi/# and
-		# make exception for a shell script that rebuilds the files
-		not $name =~ m#^\.sh$# or
-		$name =~ m#^tests/qtest/bios-tables-test-allowed-diff.h$#) {
+        # Note: shell script that rebuilds the expected files is in the same
+        # directory as files themselves.
+        # Note: allowed diff list can be changed both when changing expected
+        # files and when changing tests.
+	if ($name =~ m#^tests/data/acpi/# and not $name =~ m#^\.sh$#) {
 		$$acpi_testexpected = $name;
-	} else {
+	} elsif ($name =~ m#^tests/qtest/bios-tables-test-allowed-diff.h$#) {
 		$$acpi_nontestexpected = $name;
 	}
 	if (defined $$acpi_testexpected and defined $$acpi_nontestexpected) {
-- 
MST