diff options
Diffstat (limited to 'devices/src/pci/pci_configuration.rs')
-rw-r--r-- | devices/src/pci/pci_configuration.rs | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/devices/src/pci/pci_configuration.rs b/devices/src/pci/pci_configuration.rs index ee46e38..3aac1c8 100644 --- a/devices/src/pci/pci_configuration.rs +++ b/devices/src/pci/pci_configuration.rs @@ -382,7 +382,7 @@ impl PciConfiguration { } self.registers[bar_idx + 1] = (config.addr >> 32) as u32; - self.writable_bits[bar_idx + 1] = !((config.size >> 32) - 1) as u32; + self.writable_bits[bar_idx + 1] = !((config.size >> 32).wrapping_sub(1)) as u32; self.bar_used[config.reg_idx + 1] = true; } } |