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vm-virtio: Fix VirtioDeviceType traits

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The From and Display traits were not handling some of the enum
definitions. We no longer have a default case for Display so any future
misses will fail at build time.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Samuel Ortiz 2020-01-09 14:50:15 +01:00
parent 9d775a140f
commit c2f6dfce88
1 changed files with 5 additions and 1 deletions
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6
vm-virtio/src/lib.rs
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@ -85,6 +85,7 @@ impl From<u32> for VirtioDeviceType {
match t {
1 => VirtioDeviceType::TYPE_NET,
2 => VirtioDeviceType::TYPE_BLOCK,
3 => VirtioDeviceType::TYPE_CONSOLE,
4 => VirtioDeviceType::TYPE_RNG,
5 => VirtioDeviceType::TYPE_BALLOON,
9 => VirtioDeviceType::TYPE_9P,
@ -107,14 +108,17 @@ impl fmt::Display for VirtioDeviceType {
let output = match *self {
VirtioDeviceType::TYPE_NET => "net",
VirtioDeviceType::TYPE_BLOCK => "block",
VirtioDeviceType::TYPE_CONSOLE => "console",
VirtioDeviceType::TYPE_RNG => "rng",
VirtioDeviceType::TYPE_BALLOON => "balloon",
VirtioDeviceType::TYPE_GPU => "gpu",
VirtioDeviceType::TYPE_9P => "9p",
VirtioDeviceType::TYPE_INPUT => "input",
VirtioDeviceType::TYPE_VSOCK => "vsock",
VirtioDeviceType::TYPE_IOMMU => "iommu",
VirtioDeviceType::TYPE_FS => "fs",
VirtioDeviceType::TYPE_PMEM => "pmem",
_ => return Err(std::fmt::Error),
VirtioDeviceType::TYPE_UNKNOWN => "UNKNOWN",
};
write!(f, "{}", output)
}