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stm32/wpan: minor linked list cleanpu

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This commit is contained in:
xoviat 2023-06-13 21:15:01 -05:00
parent ae9983324d
commit 4601f4e1eb
1 changed files with 6 additions and 6 deletions
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12
embassy-stm32-wpan/src/unsafe_linked_list.rs
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@ -203,22 +203,22 @@ impl LinkedListNode {
todo!("this function has not been converted to volatile semantics"); todo!("this function has not been converted to volatile semantics");
} }
pub unsafe fn get_next_node(mut p_ref_node: *mut LinkedListNode, mut p_node: *mut *mut LinkedListNode) { pub unsafe fn get_next_node(mut p_ref_node: *mut LinkedListNode) -> *mut LinkedListNode {
interrupt::free(|_| { interrupt::free(|_| {
let ref_node = ptr::read_volatile(p_ref_node); let ref_node = ptr::read_volatile(p_ref_node);
// Allowed because a removed node is not seen by another core // Allowed because a removed node is not seen by another core
*p_node = ref_node.next; ref_node.next
}); })
} }
pub unsafe fn get_prev_node(mut p_ref_node: *mut LinkedListNode, mut p_node: *mut *mut LinkedListNode) { pub unsafe fn get_prev_node(mut p_ref_node: *mut LinkedListNode) -> *mut LinkedListNode {
interrupt::free(|_| { interrupt::free(|_| {
let ref_node = ptr::read_volatile(p_ref_node); let ref_node = ptr::read_volatile(p_ref_node);
// Allowed because a removed node is not seen by another core // Allowed because a removed node is not seen by another core
*p_node = ref_node.prev; ref_node.prev
}); })
} }
} }