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Date: Mon, 6 Nov 2017 12:28:06 +0100 From: Greg Kroah-Hartman <gregkh@...uxfoundation.org> To: linux-kernel@...r.kernel.org Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org, Javier Martinez Canillas <javier@....samsung.com>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, Sasha Levin <alexander.levin@...izon.com> Subject: [PATCH 3.18 21/27] platform/x86: intel_mid_thermal: Fix module autoload 3.18-stable review patch. If anyone has any objections, please let me know. ------------------ From: Javier Martinez Canillas <javier@....samsung.com> [ Upstream commit a93151a72061e944a4915458b1b1d6d505c03bbf ] If the driver is built as a module, autoload won't work because the module alias information is not filled. So user-space can't match the registered device with the corresponding module. Export the module alias information using the MODULE_DEVICE_TABLE() macro. Before this patch: $ modinfo drivers/platform/x86/intel_mid_thermal.ko | grep alias $ After this patch: $ modinfo drivers/platform/x86/intel_mid_thermal.ko | grep alias alias: platform:msic_thermal Signed-off-by: Javier Martinez Canillas <javier@....samsung.com> Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com> Signed-off-by: Sasha Levin <alexander.levin@...izon.com> Signed-off-by: Greg Kroah-Hartman <gregkh@...uxfoundation.org> --- drivers/platform/x86/intel_mid_thermal.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/platform/x86/intel_mid_thermal.c +++ b/drivers/platform/x86/intel_mid_thermal.c @@ -551,6 +551,7 @@ static const struct platform_device_id t { "msic_thermal", 1 }, { } }; +MODULE_DEVICE_TABLE(platform, therm_id_table); static struct platform_driver mid_thermal_driver = { .driver = {
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