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Commit 40bbe4f0 authored by Suseendran B's avatar Suseendran B Committed by laxman
Browse files

Fix kernel uaf panic when finding task group leader

Change-Id: I66aa84d796ff0f84548f99f1a21458258adb7c32
parent 70a55440
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+6 −2
Original line number Diff line number Diff line
@@ -168,7 +168,11 @@ bool is_dynamic_tpd_task(struct task_struct *tsk)
		return ret;
	}

	leader = tsk ? tsk->group_leader : NULL;
	/* return if current has dead */
	if (current->exit_state)
		return ret;

	leader = find_task_by_vpid(tsk->tgid);
	if (leader == NULL)
		return ret;