* [PATCH] kernel/stop_machine: fix (de)reference function pointer
@ 2017-12-05 5:02 Liu, Changcheng
0 siblings, 0 replies; only message in thread
From: Liu, Changcheng @ 2017-12-05 5:02 UTC (permalink / raw)
To: paulmck, mingo, tglx, bigeasy; +Cc: linux-kernel, akpm, changcheng.liu
It's better to avoid ambiguity when (de)referencing function
pointer.
Signed-off-by: Liu Changcheng <changcheng.liu@intel.com>
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index b759126..121d6aa 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -577,7 +577,7 @@ int stop_machine_cpuslocked(cpu_stop_fn_t fn, void *data,
local_irq_save(flags);
hard_irq_disable();
- ret = (*fn)(data);
+ ret = fn(data);
local_irq_restore(flags);
return ret;
--
2.7.4
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2017-12-05 5:02 [PATCH] kernel/stop_machine: fix (de)reference function pointer Liu, Changcheng
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