[PATCH] no need to wank with task_lock() and pinning task down in audit_syscall_exit()
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 7ed82b0..8aca4ab 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -329,7 +329,6 @@
return AUDIT_BUILD_CONTEXT;
}
-/* This should be called with task_lock() held. */
static inline struct audit_context *audit_get_context(struct task_struct *tsk,
int return_valid,
int return_code)
@@ -823,15 +822,10 @@
struct task_struct *tsk = current;
struct audit_context *context;
- get_task_struct(tsk);
- task_lock(tsk);
context = audit_get_context(tsk, valid, return_code);
- task_unlock(tsk);
- /* Not having a context here is ok, since the parent may have
- * called __put_task_struct. */
if (likely(!context))
- goto out;
+ return;
if (context->in_syscall && context->auditable)
audit_log_exit(context, tsk);
@@ -849,8 +843,6 @@
audit_free_aux(context);
tsk->audit_context = context;
}
- out:
- put_task_struct(tsk);
}
/**