Cross-compilation between e.g. i386 -> 64bit could break -> work around it

Adrian Bunk: scripts/mod/file2alias.c is compiled with HOSTCC and ensures that
kernel_ulong_t is correct, but it can't cope with different padding on
different architectures.

Signed-off-by: Thomas Renninger <trenn@suse.de>
Signed-off-by: Tony Luck <tony.luck@intel.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 2ada8ee316b3..4dc5fa8be781 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -159,7 +159,8 @@ struct ap_device_id {
 
 #define AP_DEVICE_ID_MATCH_DEVICE_TYPE          0x01
 
-#define ACPI_ID_LEN     9
+#define ACPI_ID_LEN     16 /* only 9 bytes needed here, 16 bytes are used */
+                           /* to workaround crosscompile issues */
 
 struct acpi_device_id {
         __u8 id[ACPI_ID_LEN];