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fuzz: update virtqueue fuzzer for new VolatileSlice API

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BUG=chromium:1087578
TEST=emerge-amd64-generic crosvm

Change-Id: Ia206abf03f95ca92f5944fb8efc23d3f8355e292
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/2220731
Tested-by: Daniel Verkamp <dverkamp@chromium.org>
Tested-by: kokoro <noreply+kokoro@google.com>
Auto-Submit: Daniel Verkamp <dverkamp@chromium.org>
Reviewed-by: Manoj Gupta <manojgupta@chromium.org>
Reviewed-by: Dylan Reid <dgreid@chromium.org>
Commit-Queue: Manoj Gupta <manojgupta@chromium.org>
Commit-Queue: Dylan Reid <dgreid@chromium.org>
This commit is contained in:
Daniel Verkamp 2020-05-28 15:54:36 -07:00 committed by Manoj Gupta
parent de1f2c59ab
commit ec9a99146e
1 changed files with 3 additions and 2 deletions
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5
fuzz/virtqueue_fuzzer.rs
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@ -8,7 +8,6 @@ use std::mem::size_of;
use cros_fuzz::fuzz_target;
use cros_fuzz::rand::FuzzRng;
use data_model::VolatileMemory;
use devices::virtio::{DescriptorChain, Queue};
use rand::{Rng, RngCore};
use sys_util::{GuestAddress, GuestMemory};
@ -71,7 +70,9 @@ fuzz_target!(|data: &[u8]| {
}
// First zero out all of the memory.
let vs = mem.get_slice(0, MEM_SIZE).unwrap();
let vs = mem
.get_slice_at_addr(GuestAddress(0), MEM_SIZE as usize)
.unwrap();
vs.write_bytes(0);
// Fill in the descriptor table.