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cred: return old creds from revert_creds_light()

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So we can easily convert revert_creds() callers over to drop the
reference count explicitly.

Link: https://lore.kernel.org/r/20241125-work-cred-v2-2-68b9d38bb5b2@kernel.org
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Christian Brauner
2024-11-25 15:09:58 +01:00
parent 0a670e151a
commit 95c54bc817
1 changed files with 4 additions and 1 deletions
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5
include/linux/cred.h
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@@ -185,9 +185,12 @@ static inline const struct cred *override_creds_light(const struct cred *overrid
return old;
}
static inline void revert_creds_light(const struct cred *revert_cred)
static inline const struct cred *revert_creds_light(const struct cred *revert_cred)
{
const struct cred *override_cred = current->cred;
rcu_assign_pointer(current->cred, revert_cred);
return override_cred;
}
/**