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rutabaga_gfx: replace u8 cast with byte literal

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Fixes clippy warning: "casting a character literal to `u8` truncates"

https://rust-lang.github.io/rust-clippy/master/index.html#char_lit_as_u8

BUG=None
TEST=bin/clippy

Change-Id: I822de805f122ee14cc4856c36c9ef48de6432fa2
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/2885780
Tested-by: kokoro <noreply+kokoro@google.com>
Commit-Queue: Daniel Verkamp <dverkamp@chromium.org>
Reviewed-by: Gurchetan Singh <gurchetansingh@chromium.org>
This commit is contained in:
Daniel Verkamp 2021-05-07 12:31:50 -07:00 committed by Commit Bot
parent 1bbbf1cad3
commit 0ee9babf9c
2 changed files with 1 additions and 2 deletions
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1
bin/clippy
View file

@ -29,7 +29,6 @@ cd ..
SUPPRESS=(
# TODO(crbug/908640): To be resolved.
borrowed_box
char_lit_as_u8
clone_on_copy
collapsible_if
comparison_chain

2
rutabaga_gfx/src/virgl_renderer.rs
View file

@ -88,7 +88,7 @@ impl Drop for VirglRendererContext {
#[cfg(any(target_arch = "x86", target_arch = "x86_64"))]
extern "C" fn debug_callback(fmt: *const ::std::os::raw::c_char, ap: *mut __va_list_tag) {
let len: u32 = 256;
let mut c_str = CString::new(vec![' ' as u8; len as usize]).unwrap();
let mut c_str = CString::new(vec![b' '; len as usize]).unwrap();
unsafe {
let mut varargs = __va_list_tag {
gp_offset: (*ap).gp_offset,