base: avoid wrong warning by Mutex::acquire

A _owner is only valid if lock is actually locked. Issue #3612
2020-02-20 15:14:48 +01:00 · 2020-02-20 15:14:48 +01:00 · a9caf3fbe4
parent 80ff844dc2
commit a9caf3fbe4
1 changed files with 3 additions and 1 deletions
--- a/repos/base/include/base/cancelable_lock.h
+++ b/repos/base/include/base/cancelable_lock.h
@ -71,7 +71,9 @@ class Genode::Cancelable_lock

 		Applicant _owner;

-		bool lock_owner(Applicant &myself) { return _owner == myself; }
+		bool lock_owner(Applicant &myself) {
+			return (_state == LOCKED) && (_owner == myself); }
+
 		void lock(Applicant &);

 	public: