Usage of container_of is wrong here. struct acpi_device *adev = container_of(handle, struct acpi_device, handle)
References: https://gitlab.freedesktop.org/drm/amd/-/issues/2744 Cc: Guchun Chen <guchun.c...@amd.com> Cc: Christian König <christian.koe...@amd.com> Cc: Alex Deucher <alexander.deuc...@amd.com> Cc: Bert Karwatzki <spassw...@web.de> Signed-off-by: Srinivasan Shanmugam <srinivasan.shanmu...@amd.com> --- drivers/gpu/drm/radeon/radeon_atpx_handler.c | 12 ++++-------- 1 file changed, 4 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c index fb4d931fdf18..595354e3ce0b 100644 --- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c +++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c @@ -94,8 +94,6 @@ static union acpi_object *radeon_atpx_call(acpi_handle handle, int function, union acpi_object atpx_arg_elements[2]; struct acpi_object_list atpx_arg; struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL }; - struct acpi_device *adev = container_of(handle, struct acpi_device, handle); - struct device *dev = &adev->dev; atpx_arg.count = 2; atpx_arg.pointer = &atpx_arg_elements[0]; @@ -117,8 +115,8 @@ static union acpi_object *radeon_atpx_call(acpi_handle handle, int function, /* Fail only if calling the method fails and ATPX is supported */ if (ACPI_FAILURE(status) && status != AE_NOT_FOUND) { - dev_err(dev, "failed to evaluate ATPX got %s\n", - acpi_format_exception(status)); + pr_err("failed to evaluate ATPX got %s\n", + acpi_format_exception(status)); kfree(buffer.pointer); return NULL; } @@ -159,8 +157,6 @@ static void radeon_atpx_parse_functions(struct radeon_atpx_functions *f, u32 mas static int radeon_atpx_validate(struct radeon_atpx *atpx) { u32 valid_bits = 0; - struct acpi_device *adev = container_of(atpx->handle, struct acpi_device, handle); - struct device *dev = &adev->dev; if (atpx->functions.px_params) { union acpi_object *info; @@ -175,7 +171,7 @@ static int radeon_atpx_validate(struct radeon_atpx *atpx) size = *(u16 *) info->buffer.pointer; if (size < 10) { - dev_err(dev, "ATPX buffer is too small: %zu\n", size); + pr_err("ATPX buffer is too small: %zu\n", size); kfree(info); return -EINVAL; } @@ -206,7 +202,7 @@ static int radeon_atpx_validate(struct radeon_atpx *atpx) atpx->is_hybrid = false; if (valid_bits & ATPX_MS_HYBRID_GFX_SUPPORTED) { - dev_info(dev, "ATPX Hybrid Graphics\n"); + pr_info("ATPX Hybrid Graphics\n"); /* * Disable legacy PM methods only when pcie port PM is usable, * otherwise the device might fail to power off or power on. -- 2.25.1
