[PULL 15/18] scripts/checkpatch: Check DEVICE_NATIVE_ENDIAN

["Philippe Mathieu-Daudé" <philmd@linaro.org>]

From: Djordje Todorovic <Djordje.Todorovic@htecgroup.com>

Developers should specify endianess explicitly.

Signed-off-by: Djordje Todorovic <djordje.todorovic@htecgroup.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-ID: <20251118085758.3996513-15-djordje.todorovic@htecgroup.com>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 scripts/checkpatch.pl | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index d0f4537f25e..3a9557417f7 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -3200,6 +3200,10 @@ sub process {
         if ($realfile =~ /.*\/hw\/.*/ && $line =~ /\baio_bh_new\s*\(/) {
 			ERROR("use aio_bh_new_guarded() instead of aio_bh_new() to avoid reentrancy problems\n" . $herecurr);
 		}
+# check for DEVICE_NATIVE_ENDIAN, use explicit endianness instead
+		if ($line =~ /\bDEVICE_NATIVE_ENDIAN\b/) {
+			ERROR("DEVICE_NATIVE_ENDIAN is not allowed, use DEVICE_LITTLE_ENDIAN or DEVICE_BIG_ENDIAN instead\n" . $herecurr);
+		}
 # check for module_init(), use category-specific init macros explicitly please
 		if ($line =~ /^module_init\s*\(/) {
 			ERROR("please use block_init(), type_init() etc. instead of module_init()\n" . $herecurr);
-- 
2.51.0