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fix yet another warning on ARMv6-M

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This commit is contained in:
Jorge Aparicio 2017-07-27 15:15:19 -05:00
parent 7d0c07cd39
commit ad2a523cf9
1 changed files with 3 additions and 3 deletions
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6
src/lib.rs
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@ -94,7 +94,7 @@ where
pub unsafe fn claim<T, R, F>(
data: T,
ceiling: u8,
nvic_prio_bits: u8,
_nvic_prio_bits: u8,
t: &mut Threshold,
f: F,
) -> R
@ -108,13 +108,13 @@ where
#[cfg(not(armv6m))]
() => {
let max_priority = 1 << nvic_prio_bits;
let max_priority = 1 << _nvic_prio_bits;
if ceiling == max_priority {
atomic(t, |t| f(data, t))
} else {
let old = basepri::read();
let hw = (max_priority - ceiling) << (8 - nvic_prio_bits);
let hw = (max_priority - ceiling) << (8 - _nvic_prio_bits);
basepri::write(hw);
let ret = f(data, &mut Threshold::new(ceiling));
basepri::write(old);