futex: Move exit_pi_state() call to release_mm()

exit_pi_state() is called from do_exit() but not from do_execve(). Move it to release_mm() so it gets called from do_execve() as well. Signed-off-by: Thomas Gleixner <tglx@linutronix.de> LKML-Reference: <new-submission> Cc: stable@kernel.org Cc: Anirban Sinha <ani@anirban.org> Cc: Peter Zijlstra <peterz@infradead.org>
mariux64 · Oct 6, 2009 · 322a2c1 · 322a2c1
1 parent fc6b177
commit 322a2c1
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/kernel/exit.c b/kernel/exit.c
@@ -989,8 +989,6 @@ NORET_TYPE void do_exit(long code)
 	tsk->mempolicy = NULL;
 #endif
 #ifdef CONFIG_FUTEX
-	if (unlikely(!list_empty(&tsk->pi_state_list)))
-		exit_pi_state_list(tsk);
 	if (unlikely(current->pi_state_cache))
 		kfree(current->pi_state_cache);
 #endif

diff --git a/kernel/fork.c b/kernel/fork.c
@@ -553,6 +553,8 @@ void mm_release(struct task_struct *tsk, struct mm_struct *mm)
 		tsk->compat_robust_list = NULL;
 	}
 #endif
+	if (unlikely(!list_empty(&tsk->pi_state_list)))
+		exit_pi_state_list(tsk);
 #endif
 
 	/* Get rid of any cached register state */