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lsm,rust: reword "destroy" -> "release" in SecurityCtx

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What happens inside the individual LSMs for a given LSM hook can vary
quite a bit, so it is best to use the terminology "release" instead of
"destroy" or "free".

Suggested-by: Casey Schaufler <casey@schaufler-ca.com>
Signed-off-by: Alice Ryhl <aliceryhl@google.com>
Acked-by: Casey Schaufler <casey@schaufler-ca.com>
Reviewed-by: Fiona Behrens <me@kloenk.dev>
[PM: subj tweak]
Signed-off-by: Paul Moore <paul@paul-moore.com>
This commit is contained in:
Alice Ryhl
2025-03-04 10:31:55 +00:00
committed by Paul Moore
parent 55e16418dd
commit 0a01beac92
1 changed files with 3 additions and 4 deletions
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7
rust/kernel/security.rs
View File

@@ -16,7 +16,7 @@
/// # Invariants
///
/// The `ctx` field corresponds to a valid security context as returned by a successful call to
/// `security_secid_to_secctx`, that has not yet been destroyed by `security_release_secctx`.
/// `security_secid_to_secctx`, that has not yet been released by `security_release_secctx`.
pub struct SecurityCtx {
ctx: bindings::lsm_context,
}
@@ -67,9 +67,8 @@ pub fn as_bytes(&self) -> &[u8] {
impl Drop for SecurityCtx {
#[inline]
fn drop(&mut self) {
// SAFETY: By the invariant of `Self`, this frees a context that came from a successful
// call to `security_secid_to_secctx` and has not yet been destroyed by
// `security_release_secctx`.
// SAFETY: By the invariant of `Self`, this releases an lsm context that came from a
// successful call to `security_secid_to_secctx` and has not yet been released.
unsafe { bindings::security_release_secctx(&mut self.ctx) };
}
}