From: Armin Wolf Date: Mon, 10 Nov 2025 11:12:53 +0000 (+0100) Subject: platform/x86: msi-wmi-platform: Fix typo in WMI GUID X-Git-Tag: v6.12.60~54 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=03f159df3ef8ca33fa7692e132e0207c28ca2e4f;p=thirdparty%2Fkernel%2Fstable.git platform/x86: msi-wmi-platform: Fix typo in WMI GUID [ Upstream commit 97b726eb1dc2b4a2532544eb3da72bb6acbd39a3 ] The WMI driver core only supports GUID strings containing only uppercase characters, however the GUID string used by the msi-wmi-platform driver contains a single lowercase character. This prevents the WMI driver core from matching said driver to its WMI device. Fix this by turning the lowercase character into a uppercase character. Also update the WMI driver development guide to warn about this. Reported-by: Antheas Kapenekakis Fixes: 9c0beb6b29e7 ("platform/x86: wmi: Add MSI WMI Platform driver") Tested-by: Antheas Kapenekakis Signed-off-by: Armin Wolf Link: https://patch.msgid.link/20251110111253.16204-3-W_Armin@gmx.de Reviewed-by: Ilpo Järvinen Signed-off-by: Ilpo Järvinen Signed-off-by: Sasha Levin --- diff --git a/Documentation/wmi/driver-development-guide.rst b/Documentation/wmi/driver-development-guide.rst index 429137b2f632..4c10159d5f6c 100644 --- a/Documentation/wmi/driver-development-guide.rst +++ b/Documentation/wmi/driver-development-guide.rst @@ -50,6 +50,7 @@ to matching WMI devices using a struct wmi_device_id table: :: static const struct wmi_device_id foo_id_table[] = { + /* Only use uppercase letters! */ { "936DA01F-9ABD-4D9D-80C7-02AF85C822A8", NULL }, { } }; diff --git a/drivers/platform/x86/msi-wmi-platform.c b/drivers/platform/x86/msi-wmi-platform.c index bd2687828a2e..e912fcc12d12 100644 --- a/drivers/platform/x86/msi-wmi-platform.c +++ b/drivers/platform/x86/msi-wmi-platform.c @@ -29,7 +29,7 @@ #define DRIVER_NAME "msi-wmi-platform" -#define MSI_PLATFORM_GUID "ABBC0F6E-8EA1-11d1-00A0-C90629100000" +#define MSI_PLATFORM_GUID "ABBC0F6E-8EA1-11D1-00A0-C90629100000" #define MSI_WMI_PLATFORM_INTERFACE_VERSION 2