noctra/vgpu_unlock-rs
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lib: use bit-shifted device ID

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This commit is contained in:
Matt Bilker
2025-11-13 16:02:27 +00:00
parent edd1827cf4
commit b9b0bd7395
1 changed files with 4 additions and 4 deletions
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8
src/lib.rs
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@@ -488,13 +488,13 @@ pub unsafe extern "C" fn ioctl(fd: RawFd, request: c_ulong, argp: *mut c_void) -
let orig_device_id = params.pci_device_id;
let orig_sub_system_id = params.pci_sub_system_id;
let actual_device_id = (orig_device_id & 0xffff0000) >> 16;
let actual_sub_system_id = (orig_sub_system_id & 0xffff0000) >> 16;
let mapped_id = CONFIG
.pci_info_map
.as_ref()
.and_then(|pci_info_map| pci_info_map.get(&U32(orig_device_id)));
let actual_device_id = (orig_device_id & 0xffff0000) >> 16;
let actual_sub_system_id = (orig_sub_system_id & 0xffff0000) >> 16;
.and_then(|pci_info_map| pci_info_map.get(&U32(actual_device_id)));
let (spoofed_devid, spoofed_subsysid) = if let Some(mapping) = mapped_id {
(mapping.device_id as u32, mapping.sub_system_id as u32)