Messages in this thread Patch in this message | | | From | liguang <> | Subject | [PATCH 2/2] task_work: check callback if it's NULL | Date | Thu, 14 Mar 2013 15:57:45 +0800 |
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Signed-off-by: liguang <lig.fnst@cn.fujitsu.com> --- kernel/task_work.c | 3 ++- 1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/kernel/task_work.c b/kernel/task_work.c index 0bf4258..f458b08 100644 --- a/kernel/task_work.c +++ b/kernel/task_work.c @@ -75,7 +75,8 @@ void task_work_run(void) do { next = work->next; - work->func(work); + if (unlikely(work->func)) + work->func(work); work = next; cond_resched(); } while (work); -- 1.7.2.5
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